No problem, we've got 85284768 and 60734368 to multiply
85284768 × 60734368 = 60734368 × (85284768)
+ 60734368 × 8 resulting in 485874944
+ 60734368 × 60 what gives us 3644062080
+ 60734368 × 700 that results in 42514057600
+ 60734368 × 4000 giving us 242937472000
+ 60734368 × 80000 which equals 4858749440000
+ 60734368 × 200000 giving us 12146873600000
+ 60734368 × 5000000 yielding 303671840000000
+ 60734368 × 80000000 which equals 4858749440000000

= 5179716484506624
