No problem, we've got 80474027 and 79115449 to multiply
80474027 × 79115449 = 79115449 × (80474027)
+ 79115449 × 7 resulting in 553808143
+ 79115449 × 20 what gives us 1582308980
+ 79115449 × 000 that results in 0
+ 79115449 × 4000 that equals 316461796000
+ 79115449 × 70000 which equals 5538081430000
+ 79115449 × 400000 what gives us 31646179600000
+ 79115449 × 0000000 that results in 0
+ 79115449 × 80000000 resulting in 6329235920000000

= 6366738778943123
