No problem, we've got 84600352 and 83723496 to multiply
84600352 × 83723496 = 83723496 × (84600352)
+ 83723496 × 2 yielding 167446992
+ 83723496 × 50 that equals 4186174800
+ 83723496 × 300 which equals 25117048800
+ 83723496 × 0000 what gives us 0
+ 83723496 × 00000 that is equal 0
+ 83723496 × 600000 which equals 50234097600000
+ 83723496 × 4000000 what gives us 334893984000000
+ 83723496 × 80000000 yielding 6697879680000000

= 7083037232270592
