No problem, we've got 85311776 and 89935056 to multiply
85311776 × 89935056 = 89935056 × (85311776)
+ 89935056 × 6 which equals 539610336
+ 89935056 × 70 that equals 6295453920
+ 89935056 × 700 giving us 62954539200
+ 89935056 × 1000 that equals 89935056000
+ 89935056 × 10000 giving us 899350560000
+ 89935056 × 300000 which equals 26980516800000
+ 89935056 × 5000000 what gives us 449675280000000
+ 89935056 × 80000000 what gives us 7194804480000000

= 7672519352019456
