No problem, we've got 66858743 and 81369124 to multiply
66858743 × 81369124 = 81369124 × (66858743)
+ 81369124 × 3 resulting in 244107372
+ 81369124 × 40 that results in 3254764960
+ 81369124 × 700 resulting in 56958386800
+ 81369124 × 8000 that equals 650952992000
+ 81369124 × 50000 giving us 4068456200000
+ 81369124 × 800000 that is equal 65095299200000
+ 81369124 × 6000000 that equals 488214744000000
+ 81369124 × 60000000 resulting in 4882147440000000

= 5440237349651132
