Alright, let's work through 40226564 times 72140642 step by step
40226564 × 72140642 = 72140642 × (40226564)
+ 72140642 × 4 that is equal 288562568
+ 72140642 × 60 yielding 4328438520
+ 72140642 × 500 which equals 36070321000
+ 72140642 × 6000 producing 432843852000
+ 72140642 × 20000 what gives us 1442812840000
+ 72140642 × 200000 that results in 14428128400000
+ 72140642 × 0000000 what gives us 0
+ 72140642 × 40000000 giving us 2885625680000000

= 2901970152414088
