No problem, we've got 90475873 and 48879158 to multiply
90475873 × 48879158 = 48879158 × (90475873)
+ 48879158 × 3 what gives us 146637474
+ 48879158 × 70 giving us 3421541060
+ 48879158 × 800 that results in 39103326400
+ 48879158 × 5000 what gives us 244395790000
+ 48879158 × 70000 producing 3421541060000
+ 48879158 × 400000 resulting in 19551663200000
+ 48879158 × 0000000 what gives us 0
+ 48879158 × 90000000 that is equal 4399124220000000

= 4422384491554934
