No problem, we've got 87453468 and 65999736 to multiply
87453468 × 65999736 = 65999736 × (87453468)
+ 65999736 × 8 that is equal 527997888
+ 65999736 × 60 producing 3959984160
+ 65999736 × 400 giving us 26399894400
+ 65999736 × 3000 that equals 197999208000
+ 65999736 × 50000 yielding 3299986800000
+ 65999736 × 400000 producing 26399894400000
+ 65999736 × 7000000 giving us 461998152000000
+ 65999736 × 80000000 that results in 5279978880000000

= 5771905800284448
