Alright, let's work through 80847746 times 61416894 step by step
80847746 × 61416894 = 61416894 × (80847746)
+ 61416894 × 6 producing 368501364
+ 61416894 × 40 producing 2456675760
+ 61416894 × 700 what gives us 42991825800
+ 61416894 × 7000 that equals 429918258000
+ 61416894 × 40000 which equals 2456675760000
+ 61416894 × 800000 that is equal 49133515200000
+ 61416894 × 0000000 producing 0
+ 61416894 × 80000000 what gives us 4913351520000000

= 4965417446220924
