No problem, we've got 87487663 and 81375203 to multiply
87487663 × 81375203 = 81375203 × (87487663)
+ 81375203 × 3 resulting in 244125609
+ 81375203 × 60 yielding 4882512180
+ 81375203 × 600 that results in 48825121800
+ 81375203 × 7000 yielding 569626421000
+ 81375203 × 80000 that equals 6510016240000
+ 81375203 × 400000 producing 32550081200000
+ 81375203 × 7000000 resulting in 569626421000000
+ 81375203 × 80000000 that results in 6510016240000000

= 7119326336620589
