Alright, let's work through 75475997 times 59586820 step by step
75475997 × 59586820 = 59586820 × (75475997)
+ 59586820 × 7 producing 417107740
+ 59586820 × 90 that is equal 5362813800
+ 59586820 × 900 giving us 53628138000
+ 59586820 × 5000 that results in 297934100000
+ 59586820 × 70000 that equals 4171077400000
+ 59586820 × 400000 yielding 23834728000000
+ 59586820 × 5000000 that equals 297934100000000
+ 59586820 × 70000000 yielding 4171077400000000

= 4497374647559540
