No problem, we've got 40199993 and 18387367 to multiply
40199993 × 18387367 = 18387367 × (40199993)
+ 18387367 × 3 producing 55162101
+ 18387367 × 90 resulting in 1654863030
+ 18387367 × 900 producing 16548630300
+ 18387367 × 9000 that is equal 165486303000
+ 18387367 × 90000 resulting in 1654863030000
+ 18387367 × 100000 that results in 1838736700000
+ 18387367 × 0000000 resulting in 0
+ 18387367 × 40000000 giving us 735494680000000

= 739172024688431
