Alright, let's work through 75528782 times 66783690 step by step
75528782 × 66783690 = 66783690 × (75528782)
+ 66783690 × 2 that is equal 133567380
+ 66783690 × 80 that equals 5342695200
+ 66783690 × 700 that is equal 46748583000
+ 66783690 × 8000 giving us 534269520000
+ 66783690 × 20000 that equals 1335673800000
+ 66783690 × 500000 what gives us 33391845000000
+ 66783690 × 5000000 yielding 333918450000000
+ 66783690 × 70000000 that results in 4674858300000000

= 5044090763165580
