Alright, let's work through 49852498 times 99818870 step by step
49852498 × 99818870 = 99818870 × (49852498)
+ 99818870 × 8 that is equal 798550960
+ 99818870 × 90 producing 8983698300
+ 99818870 × 400 that is equal 39927548000
+ 99818870 × 2000 that equals 199637740000
+ 99818870 × 50000 that equals 4990943500000
+ 99818870 × 800000 producing 79855096000000
+ 99818870 × 9000000 that is equal 898369830000000
+ 99818870 × 40000000 yielding 3992754800000000

= 4976220017037260
