Alright, let's work through 66126747 times 36634418 step by step
66126747 × 36634418 = 36634418 × (66126747)
+ 36634418 × 7 that results in 256440926
+ 36634418 × 40 what gives us 1465376720
+ 36634418 × 700 that is equal 25644092600
+ 36634418 × 6000 giving us 219806508000
+ 36634418 × 20000 which equals 732688360000
+ 36634418 × 100000 what gives us 3663441800000
+ 36634418 × 6000000 which equals 219806508000000
+ 36634418 × 60000000 producing 2198065080000000

= 2422514890578246
