No problem, we've got 70895568 and 18192899 to multiply
70895568 × 18192899 = 18192899 × (70895568)
+ 18192899 × 8 what gives us 145543192
+ 18192899 × 60 that equals 1091573940
+ 18192899 × 500 what gives us 9096449500
+ 18192899 × 5000 yielding 90964495000
+ 18192899 × 90000 producing 1637360910000
+ 18192899 × 800000 that results in 14554319200000
+ 18192899 × 0000000 producing 0
+ 18192899 × 70000000 yielding 1273502930000000

= 1289795908171632
