No problem, we've got 84497405 and 75446775 to multiply
84497405 × 75446775 = 75446775 × (84497405)
+ 75446775 × 5 that is equal 377233875
+ 75446775 × 00 giving us 0
+ 75446775 × 400 that is equal 30178710000
+ 75446775 × 7000 yielding 528127425000
+ 75446775 × 90000 which equals 6790209750000
+ 75446775 × 400000 giving us 30178710000000
+ 75446775 × 4000000 that results in 301787100000000
+ 75446775 × 80000000 giving us 6035742000000000

= 6375056703118875
