Alright, let's work through 40646158 times 48952271 step by step
40646158 × 48952271 = 48952271 × (40646158)
+ 48952271 × 8 what gives us 391618168
+ 48952271 × 50 that is equal 2447613550
+ 48952271 × 100 that is equal 4895227100
+ 48952271 × 6000 that is equal 293713626000
+ 48952271 × 40000 resulting in 1958090840000
+ 48952271 × 600000 producing 29371362600000
+ 48952271 × 0000000 what gives us 0
+ 48952271 × 40000000 that is equal 1958090840000000

= 1989721741524818
