Alright, let's work through 77558204 times 79510874 step by step
77558204 × 79510874 = 79510874 × (77558204)
+ 79510874 × 4 that results in 318043496
+ 79510874 × 00 giving us 0
+ 79510874 × 200 which equals 15902174800
+ 79510874 × 8000 that results in 636086992000
+ 79510874 × 50000 giving us 3975543700000
+ 79510874 × 500000 which equals 39755437000000
+ 79510874 × 7000000 that results in 556576118000000
+ 79510874 × 70000000 what gives us 5565761180000000

= 6166720585910296
