Alright, let's work through 55154134 times 81464481 step by step
55154134 × 81464481 = 81464481 × (55154134)
+ 81464481 × 4 that equals 325857924
+ 81464481 × 30 giving us 2443934430
+ 81464481 × 100 that results in 8146448100
+ 81464481 × 4000 what gives us 325857924000
+ 81464481 × 50000 that results in 4073224050000
+ 81464481 × 100000 what gives us 8146448100000
+ 81464481 × 5000000 yielding 407322405000000
+ 81464481 × 50000000 producing 4073224050000000

= 4493102901314454
