Alright, let's work through 49810799 times 10149132 step by step
49810799 × 10149132 = 10149132 × (49810799)
+ 10149132 × 9 resulting in 91342188
+ 10149132 × 90 that is equal 913421880
+ 10149132 × 700 which equals 7104392400
+ 10149132 × 0000 producing 0
+ 10149132 × 10000 that results in 101491320000
+ 10149132 × 800000 that is equal 8119305600000
+ 10149132 × 9000000 yielding 91342188000000
+ 10149132 × 40000000 that results in 405965280000000

= 505536374076468
