No problem, we've got 85639484 and 97416657 to multiply
85639484 × 97416657 = 97416657 × (85639484)
+ 97416657 × 4 producing 389666628
+ 97416657 × 80 yielding 7793332560
+ 97416657 × 400 which equals 38966662800
+ 97416657 × 9000 yielding 876749913000
+ 97416657 × 30000 that equals 2922499710000
+ 97416657 × 600000 producing 58449994200000
+ 97416657 × 5000000 yielding 487083285000000
+ 97416657 × 80000000 producing 7793332560000000

= 8342712238484988
