Alright, let's work through 81076574 times 35749456 step by step
81076574 × 35749456 = 35749456 × (81076574)
+ 35749456 × 4 that results in 142997824
+ 35749456 × 70 which equals 2502461920
+ 35749456 × 500 that results in 17874728000
+ 35749456 × 6000 yielding 214496736000
+ 35749456 × 70000 yielding 2502461920000
+ 35749456 × 000000 which equals 0
+ 35749456 × 1000000 which equals 35749456000000
+ 35749456 × 80000000 that results in 2859956480000000

= 2898443414843744
