Alright, let's work through 54773854 times 66735736 step by step
54773854 × 66735736 = 66735736 × (54773854)
+ 66735736 × 4 resulting in 266942944
+ 66735736 × 50 giving us 3336786800
+ 66735736 × 800 producing 53388588800
+ 66735736 × 3000 giving us 200207208000
+ 66735736 × 70000 which equals 4671501520000
+ 66735736 × 700000 that results in 46715015200000
+ 66735736 × 4000000 that results in 266942944000000
+ 66735736 × 50000000 what gives us 3336786800000000

= 3655373460246544
