Alright, let's work through 10425894 times 18289144 step by step
10425894 × 18289144 = 18289144 × (10425894)
+ 18289144 × 4 which equals 73156576
+ 18289144 × 90 that is equal 1646022960
+ 18289144 × 800 producing 14631315200
+ 18289144 × 5000 what gives us 91445720000
+ 18289144 × 20000 yielding 365782880000
+ 18289144 × 400000 which equals 7315657600000
+ 18289144 × 0000000 which equals 0
+ 18289144 × 10000000 what gives us 182891440000000

= 190680676694736
