No problem, we've got 85749967 and 78505789 to multiply
85749967 × 78505789 = 78505789 × (85749967)
+ 78505789 × 7 producing 549540523
+ 78505789 × 60 that equals 4710347340
+ 78505789 × 900 which equals 70655210100
+ 78505789 × 9000 that is equal 706552101000
+ 78505789 × 40000 which equals 3140231560000
+ 78505789 × 700000 producing 54954052300000
+ 78505789 × 5000000 giving us 392528945000000
+ 78505789 × 80000000 resulting in 6280463120000000

= 6731868816058963
