Alright, let's work through 54613659 times 45713743 step by step
54613659 × 45713743 = 45713743 × (54613659)
+ 45713743 × 9 that equals 411423687
+ 45713743 × 50 that is equal 2285687150
+ 45713743 × 600 that is equal 27428245800
+ 45713743 × 3000 what gives us 137141229000
+ 45713743 × 10000 giving us 457137430000
+ 45713743 × 600000 that is equal 27428245800000
+ 45713743 × 4000000 that equals 182854972000000
+ 45713743 × 50000000 resulting in 2285687150000000

= 2496594771815637
