Alright, let's work through 75787572 times 18254558 step by step
75787572 × 18254558 = 18254558 × (75787572)
+ 18254558 × 2 what gives us 36509116
+ 18254558 × 70 giving us 1277819060
+ 18254558 × 500 which equals 9127279000
+ 18254558 × 7000 what gives us 127781906000
+ 18254558 × 80000 that equals 1460364640000
+ 18254558 × 700000 yielding 12778190600000
+ 18254558 × 5000000 which equals 91272790000000
+ 18254558 × 70000000 producing 1277819060000000

= 1383468628753176
