Alright, let's work through 80040818 times 76616693 step by step
80040818 × 76616693 = 76616693 × (80040818)
+ 76616693 × 8 what gives us 612933544
+ 76616693 × 10 giving us 766166930
+ 76616693 × 800 giving us 61293354400
+ 76616693 × 0000 that is equal 0
+ 76616693 × 40000 that results in 3064667720000
+ 76616693 × 000000 giving us 0
+ 76616693 × 0000000 that results in 0
+ 76616693 × 80000000 giving us 6129335440000000

= 6132462780174874
