Alright, let's work through 40237872 times 5605523 step by step
40237872 × 5605523 = 5605523 × (40237872)
+ 5605523 × 2 resulting in 11211046
+ 5605523 × 70 resulting in 392386610
+ 5605523 × 800 producing 4484418400
+ 5605523 × 7000 giving us 39238661000
+ 5605523 × 30000 which equals 168165690000
+ 5605523 × 200000 which equals 1121104600000
+ 5605523 × 0000000 which equals 0
+ 5605523 × 40000000 producing 224220920000000

= 225554316967056
