975656585656579 has 4 divisors (see below), whose sum is σ = 975753482735440. Its totient is φ = 975559688577720.

The previous prime is 975656585656541. The next prime is 975656585656589.

975656585656579 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 975656585656579 - 2³⁷ = 975519146703107 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (975656585656589) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48448524327 + ... + 48448544464.

It is an arithmetic number, because the mean of its divisors is an integer number (243938370683860).

Almost surely, 2^{975656585656579} is an apocalyptic number.

975656585656579 is a deficient number, since it is larger than the sum of its proper divisors (96897078861).

975656585656579 is a wasteful number, since it uses less digits than its factorization.

975656585656579 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96897078860.

The product of its digits is 642978000000, while the sum is 94.

The spelling of 975656585656579 in words is "nine hundred seventy-five trillion, six hundred fifty-six billion, five hundred eighty-five million, six hundred fifty-six thousand, five hundred seventy-nine".