No problem, we've got 84412845 and 97792896 to multiply
84412845 × 97792896 = 97792896 × (84412845)
+ 97792896 × 5 giving us 488964480
+ 97792896 × 40 resulting in 3911715840
+ 97792896 × 800 producing 78234316800
+ 97792896 × 2000 giving us 195585792000
+ 97792896 × 10000 what gives us 977928960000
+ 97792896 × 400000 which equals 39117158400000
+ 97792896 × 4000000 which equals 391171584000000
+ 97792896 × 80000000 that results in 7823431680000000

= 8254976572149120
