11580699279 has 16 divisors (see below), whose sum is σ = 15773087232. Its totient is φ = 7554464448.

The previous prime is 11580699259. The next prime is 11580699287. The reversal of 11580699279 is 97299608511.

11580699279 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11580699279 - 2²⁷ = 11446481551 is a prime.

It is a super-2 number, since 2×11580699279² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11580699259) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 953187 + ... + 965259.

It is an arithmetic number, because the mean of its divisors is an integer number (985817952).

Almost surely, 2^11580699279 is an apocalyptic number.

11580699279 is a deficient number, since it is larger than the sum of its proper divisors (4192387953).

11580699279 is a wasteful number, since it uses less digits than its factorization.

11580699279 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18926.

The product of its (nonzero) digits is 2449440, while the sum is 57.

The spelling of 11580699279 in words is "eleven billion, five hundred eighty million, six hundred ninety-nine thousand, two hundred seventy-nine".