..We've had class discussions where he's said things like he thinks it's ok to beat up your wife.
OK I was all set to start thinking of some snarky thing you could do, like have all the women in the class arrange their own visible laptop screens to contain something or other, but no, don't do anything like that. Ignore him, stay way away from him, do not let him know where you live, and if you can do so, try to change to a different class.
Even if what they used to call the "drop add" period has elapsed, it might be possible for those rules to be bent if several ladies from the class discussed the situation, in confidence, with their advisors...