Alright, let's work through 78792364 times 53153566 step by step
78792364 × 53153566 = 53153566 × (78792364)
+ 53153566 × 4 resulting in 212614264
+ 53153566 × 60 giving us 3189213960
+ 53153566 × 300 that equals 15946069800
+ 53153566 × 2000 giving us 106307132000
+ 53153566 × 90000 resulting in 4783820940000
+ 53153566 × 700000 that is equal 37207496200000
+ 53153566 × 8000000 resulting in 425228528000000
+ 53153566 × 70000000 producing 3720749620000000

= 4188095120170024
