No problem, we've got 87066554 and 66025203 to multiply
87066554 × 66025203 = 66025203 × (87066554)
+ 66025203 × 4 which equals 264100812
+ 66025203 × 50 that results in 3301260150
+ 66025203 × 500 giving us 33012601500
+ 66025203 × 6000 that equals 396151218000
+ 66025203 × 60000 what gives us 3961512180000
+ 66025203 × 000000 resulting in 0
+ 66025203 × 7000000 that results in 462176421000000
+ 66025203 × 80000000 producing 5282016240000000

= 5748586902360462
