Alright, let's work through 18087184 times 48809902 step by step
18087184 × 48809902 = 48809902 × (18087184)
+ 48809902 × 4 yielding 195239608
+ 48809902 × 80 giving us 3904792160
+ 48809902 × 100 yielding 4880990200
+ 48809902 × 7000 giving us 341669314000
+ 48809902 × 80000 giving us 3904792160000
+ 48809902 × 000000 giving us 0
+ 48809902 × 8000000 that is equal 390479216000000
+ 48809902 × 10000000 producing 488099020000000

= 882833678495968
