No problem, we've got 80847336 and 96158918 to multiply
80847336 × 96158918 = 96158918 × (80847336)
+ 96158918 × 6 what gives us 576953508
+ 96158918 × 30 that equals 2884767540
+ 96158918 × 300 giving us 28847675400
+ 96158918 × 7000 resulting in 673112426000
+ 96158918 × 40000 what gives us 3846356720000
+ 96158918 × 800000 giving us 76927134400000
+ 96158918 × 0000000 resulting in 0
+ 96158918 × 80000000 producing 7692713440000000

= 7774192352942448
