11579131975 has 6 divisors (see below), whose sum is σ = 14358123680. Its totient is φ = 9263305560.

The previous prime is 11579131969. The next prime is 11579131999. The reversal of 11579131975 is 57913197511.

It is a de Polignac number, because none of the positive numbers 2^k-11579131975 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 231582615 + ... + 231582664.

Almost surely, 2^11579131975 is an apocalyptic number.

11579131975 is a deficient number, since it is larger than the sum of its proper divisors (2778991705).

11579131975 is an equidigital number, since it uses as much as digits as its factorization.

11579131975 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 463165289 (or 463165284 counting only the distinct ones).

The product of its digits is 297675, while the sum is 49.

The spelling of 11579131975 in words is "eleven billion, five hundred seventy-nine million, one hundred thirty-one thousand, nine hundred seventy-five".