Alright, let's work through 55887554 times 75126671 step by step
55887554 × 75126671 = 75126671 × (55887554)
+ 75126671 × 4 producing 300506684
+ 75126671 × 50 resulting in 3756333550
+ 75126671 × 500 that results in 37563335500
+ 75126671 × 7000 that is equal 525886697000
+ 75126671 × 80000 giving us 6010133680000
+ 75126671 × 800000 resulting in 60101336800000
+ 75126671 × 5000000 that is equal 375633355000000
+ 75126671 × 50000000 that is equal 3756333550000000

= 4198645882352734
