75022561328 has 60 divisors (see below), whose sum is σ = 172061893584. Its totient is φ = 31477987200.

The previous prime is 75022561319. The next prime is 75022561333. The reversal of 75022561328 is 82316522057.

It is a super-2 number, since 2×75022561328² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1465268 + ... + 1515603.

Almost surely, 2^75022561328 is an apocalyptic number.

It is an amenable number.

75022561328 is an abundant number, since it is smaller than the sum of its proper divisors (97039332256).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

75022561328 is a wasteful number, since it uses less digits than its factorization.

75022561328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2980914 (or 2980897 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 41.

The spelling of 75022561328 in words is "seventy-five billion, twenty-two million, five hundred sixty-one thousand, three hundred twenty-eight".