Alright, let's work through 49891918 times 53408045 step by step
49891918 × 53408045 = 53408045 × (49891918)
+ 53408045 × 8 that results in 427264360
+ 53408045 × 10 that results in 534080450
+ 53408045 × 900 yielding 48067240500
+ 53408045 × 1000 that is equal 53408045000
+ 53408045 × 90000 producing 4806724050000
+ 53408045 × 800000 that equals 42726436000000
+ 53408045 × 9000000 that results in 480672405000000
+ 53408045 × 40000000 producing 2136321800000000

= 2664629801680310
