No problem, we've got 78704494 and 85944693 to multiply
78704494 × 85944693 = 85944693 × (78704494)
+ 85944693 × 4 yielding 343778772
+ 85944693 × 90 resulting in 7735022370
+ 85944693 × 400 which equals 34377877200
+ 85944693 × 4000 producing 343778772000
+ 85944693 × 00000 that equals 0
+ 85944693 × 700000 producing 60161285100000
+ 85944693 × 8000000 resulting in 687557544000000
+ 85944693 × 70000000 giving us 6016128510000000

= 6764233574550342
