Alright, let's work through 18446163 times 98748001 step by step
18446163 × 98748001 = 98748001 × (18446163)
+ 98748001 × 3 what gives us 296244003
+ 98748001 × 60 which equals 5924880060
+ 98748001 × 100 that equals 9874800100
+ 98748001 × 6000 resulting in 592488006000
+ 98748001 × 40000 yielding 3949920040000
+ 98748001 × 400000 that equals 39499200400000
+ 98748001 × 8000000 resulting in 789984008000000
+ 98748001 × 10000000 yielding 987480010000000

= 1821521722370163
