I was just about to delete mine because it is grammatically incorrect - should be soixante-seize! :/ ah well, done now!4^(sqrt(4) + 4/4) + 4*sqrt(4) + 4 + 4/4
Edit because ninjas grr.
I didn't see the number in your post when you ninja'd me (again), so yes, I did do 79. Too late to fix now, I guess...
Aw man I was hoping you'd go for 88 miles an hour! *flies off in a time-travelling DeLorean*Science fair starting in 88 seconds...