75404413424 has 20 divisors (see below), whose sum is σ = 146135747160. Its totient is φ = 37691962560.

The previous prime is 75404413391. The next prime is 75404413493. The reversal of 75404413424 is 42431440457.

It is a super-2 number, since 2×75404413424² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 579359 + ... + 697470.

It is an arithmetic number, because the mean of its divisors is an integer number (7306787358).

Almost surely, 2^75404413424 is an apocalyptic number.

It is an amenable number.

75404413424 is a deficient number, since it is larger than the sum of its proper divisors (70731333736).

75404413424 is a wasteful number, since it uses less digits than its factorization.

75404413424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1280528 (or 1280522 counting only the distinct ones).

The product of its (nonzero) digits is 215040, while the sum is 38.

The spelling of 75404413424 in words is "seventy-five billion, four hundred four million, four hundred thirteen thousand, four hundred twenty-four".