No, they can’t. Psychopaths/sociopaths can have a high IQ, but their cognitive abilities are limited, including that

• They can’t do complex thinking
• They can’t determine metrics and quantify

A facet of sociopathy and psychopathy is narcissism. Someone who also has NPD thinks that things are either “the best” or “the worst”. They can’t quantify the areas in between. — Internet Expert Response —

And, here is a headline from CNN:

White House: John Kelly ‘was totally unequipped to handle the genius of our great President’

People who refer to themselves as geniuses, aren’t.

I would only like to mention, at this point, that Donald Trump threatened to sue all the schools he attended if they released his grades.