No problem, we've got 85449926 and 43642131 to multiply
85449926 × 43642131 = 43642131 × (85449926)
+ 43642131 × 6 resulting in 261852786
+ 43642131 × 20 which equals 872842620
+ 43642131 × 900 resulting in 39277917900
+ 43642131 × 9000 which equals 392779179000
+ 43642131 × 40000 that results in 1745685240000
+ 43642131 × 400000 that is equal 17456852400000
+ 43642131 × 5000000 that equals 218210655000000
+ 43642131 × 80000000 giving us 3491370480000000

= 3729216864432306
