No problem, we've got 42799463 and 81087768 to multiply
42799463 × 81087768 = 81087768 × (42799463)
+ 81087768 × 3 what gives us 243263304
+ 81087768 × 60 which equals 4865266080
+ 81087768 × 400 yielding 32435107200
+ 81087768 × 9000 that results in 729789912000
+ 81087768 × 90000 which equals 7297899120000
+ 81087768 × 700000 resulting in 56761437600000
+ 81087768 × 2000000 that results in 162175536000000
+ 81087768 × 40000000 giving us 3243510720000000

= 3470512926268584
