When asked whether he had any damaging information on the Republican president, Putin told NBC News' Sunday Night with Megyn Kelly, "Well, this is just another load of nonsense."
"Do you think we're gathering compromising information on all of them right now or something?" Putin asked, before saying: "Have you all lost your senses?"
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Trump has called an FBI investigation into alleged ties between his campaign and Russia a "witch hunt" designed to undermine the legitimacy of his 2016 election win.
"They have been misled," Putin told NBC, in an interview NBC said was recorded on Friday. "And they aren't analyzing the information in its entirety. I haven't seen, even once, any direct proof of Russian interference in the (U.S.) presidential election."
Former national security adviser Michael Flynn has declined to testify to the U.S. Senate Intelligence Committee about his Russian ties, invoking his constitutional right to avoid self-incrimination.
Former national security adviser Michael Flynn has declined to testify to the U.S. Senate Intelligence Committee about his Russian ties, invoking his constitutional right to avoid self-incrimination.
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Putin downplayed Flynn's appearance with him at a December 2015 gala dinner in honor of the Russian television network Russia Today (RT), which U.S. officials consider a state-run propaganda outlet.
"I made my speech. Then we talked about some other stuff. And I got up and left. And then afterwards I was told, 'You know there was an American gentleman, he was involved in some things. He used to be in the security services'," Putin said.
"That's it. I didn't even really talk to him. That's the extent of my acquaintance with Mr Flynn," he added.
"You created a sensation out of nothing. And out of this sensation, you turned it into a weapon of war against the current (U.S.) president," Putin said.