She will definitely need personal security for awhile and can afford it. When you win that kind of money you change your phone number and move. And get bodyguards. Personally I’d rent a villa in Provence for a few months til it all died down. :-)
I like the way you think. My wife would love the way you think! As a matter of fact she probably would not want to come back.
If I won and it became public I’d get the heck out of Dodge, change my number, my address, and my domicile.
I live in a small town.