Alright, let's work through 66564643 times 70520995 step by step
66564643 × 70520995 = 70520995 × (66564643)
+ 70520995 × 3 that equals 211562985
+ 70520995 × 40 which equals 2820839800
+ 70520995 × 600 which equals 42312597000
+ 70520995 × 4000 which equals 282083980000
+ 70520995 × 60000 resulting in 4231259700000
+ 70520995 × 500000 producing 35260497500000
+ 70520995 × 6000000 producing 423125970000000
+ 70520995 × 60000000 that equals 4231259700000000

= 4694204856179785
