No problem, we've got 64080966 and 84094879 to multiply
64080966 × 84094879 = 84094879 × (64080966)
+ 84094879 × 6 producing 504569274
+ 84094879 × 60 producing 5045692740
+ 84094879 × 900 resulting in 75685391100
+ 84094879 × 0000 giving us 0
+ 84094879 × 80000 that is equal 6727590320000
+ 84094879 × 000000 that results in 0
+ 84094879 × 4000000 resulting in 336379516000000
+ 84094879 × 60000000 that equals 5045692740000000

= 5388881081973114
