Alright, let's work through 18508600 times 51873091 step by step
18508600 × 51873091 = 51873091 × (18508600)
+ 51873091 × 0 that equals 0
+ 51873091 × 00 what gives us 0
+ 51873091 × 600 that is equal 31123854600
+ 51873091 × 8000 what gives us 414984728000
+ 51873091 × 00000 yielding 0
+ 51873091 × 500000 which equals 25936545500000
+ 51873091 × 8000000 that is equal 414984728000000
+ 51873091 × 10000000 that equals 518730910000000

= 960098292082600
