No problem, we've got 71958948 and 77969673 to multiply
71958948 × 77969673 = 77969673 × (71958948)
+ 77969673 × 8 that is equal 623757384
+ 77969673 × 40 yielding 3118786920
+ 77969673 × 900 that equals 70172705700
+ 77969673 × 8000 that equals 623757384000
+ 77969673 × 50000 giving us 3898483650000
+ 77969673 × 900000 producing 70172705700000
+ 77969673 × 1000000 giving us 77969673000000
+ 77969673 × 70000000 giving us 5457877110000000

= 5610615644984004
