No problem, we've got 72222144 and 90991062 to multiply
72222144 × 90991062 = 90991062 × (72222144)
+ 90991062 × 4 yielding 363964248
+ 90991062 × 40 yielding 3639642480
+ 90991062 × 100 that results in 9099106200
+ 90991062 × 2000 yielding 181982124000
+ 90991062 × 20000 yielding 1819821240000
+ 90991062 × 200000 producing 18198212400000
+ 90991062 × 2000000 giving us 181982124000000
+ 90991062 × 70000000 that results in 6369374340000000

= 6571569582476928
