Alright, let's work through 74394552 times 72168706 step by step
74394552 × 72168706 = 72168706 × (74394552)
+ 72168706 × 2 that results in 144337412
+ 72168706 × 50 resulting in 3608435300
+ 72168706 × 500 which equals 36084353000
+ 72168706 × 4000 yielding 288674824000
+ 72168706 × 90000 that equals 6495183540000
+ 72168706 × 300000 what gives us 21650611800000
+ 72168706 × 4000000 resulting in 288674824000000
+ 72168706 × 70000000 what gives us 5051809420000000

= 5368958551289712
