No problem, we've got 86126523 and 40347842 to multiply
86126523 × 40347842 = 40347842 × (86126523)
+ 40347842 × 3 yielding 121043526
+ 40347842 × 20 resulting in 806956840
+ 40347842 × 500 what gives us 20173921000
+ 40347842 × 6000 that equals 242087052000
+ 40347842 × 20000 giving us 806956840000
+ 40347842 × 100000 which equals 4034784200000
+ 40347842 × 6000000 yielding 242087052000000
+ 40347842 × 80000000 yielding 3227827360000000

= 3475019342013366
