Alright, let's work through 18129664 times 74806807 step by step
18129664 × 74806807 = 74806807 × (18129664)
+ 74806807 × 4 which equals 299227228
+ 74806807 × 60 giving us 4488408420
+ 74806807 × 600 that is equal 44884084200
+ 74806807 × 9000 that equals 673261263000
+ 74806807 × 20000 what gives us 1496136140000
+ 74806807 × 100000 resulting in 7480680700000
+ 74806807 × 8000000 that results in 598454456000000
+ 74806807 × 10000000 resulting in 748068070000000

= 1356222275822848
