No problem, we've got 40234688 and 86639441 to multiply
40234688 × 86639441 = 86639441 × (40234688)
+ 86639441 × 8 that equals 693115528
+ 86639441 × 80 yielding 6931155280
+ 86639441 × 600 giving us 51983664600
+ 86639441 × 4000 that results in 346557764000
+ 86639441 × 30000 which equals 2599183230000
+ 86639441 × 200000 producing 17327888200000
+ 86639441 × 0000000 producing 0
+ 86639441 × 40000000 giving us 3465577640000000

= 3485910877129408
