Alright, let's work through 84323808 times 12529653 step by step
84323808 × 12529653 = 12529653 × (84323808)
+ 12529653 × 8 yielding 100237224
+ 12529653 × 00 resulting in 0
+ 12529653 × 800 what gives us 10023722400
+ 12529653 × 3000 that equals 37588959000
+ 12529653 × 20000 that results in 250593060000
+ 12529653 × 300000 which equals 3758895900000
+ 12529653 × 4000000 that results in 50118612000000
+ 12529653 × 80000000 that is equal 1002372240000000

= 1056548053878624
