Alright, let's work through 10045852 times 54368657 step by step
10045852 × 54368657 = 54368657 × (10045852)
+ 54368657 × 2 that results in 108737314
+ 54368657 × 50 producing 2718432850
+ 54368657 × 800 giving us 43494925600
+ 54368657 × 5000 that equals 271843285000
+ 54368657 × 40000 resulting in 2174746280000
+ 54368657 × 000000 producing 0
+ 54368657 × 0000000 yielding 0
+ 54368657 × 10000000 giving us 543686570000000

= 546179481660764
