11959579323 has 24 divisors (see below), whose sum is σ = 17880080400. Its totient is φ = 7694051904.

The previous prime is 11959579259. The next prime is 11959579327. The reversal of 11959579323 is 32397595911.

11959579323 is a `hidden beast` number, since 1 + 19 + 59 + 579 + 3 + 2 + 3 = 666.

It is not a de Polignac number, because 11959579323 - 2⁶ = 11959579259 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11959579323.

It is not an unprimeable number, because it can be changed into a prime (11959579327) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 528936 + ... + 551082.

It is an arithmetic number, because the mean of its divisors is an integer number (745003350).

Almost surely, 2^11959579323 is an apocalyptic number.

11959579323 is a deficient number, since it is larger than the sum of its proper divisors (5920501077).

11959579323 is a wasteful number, since it uses less digits than its factorization.

11959579323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24251 (or 24248 counting only the distinct ones).

The product of its digits is 2296350, while the sum is 54.

The spelling of 11959579323 in words is "eleven billion, nine hundred fifty-nine million, five hundred seventy-nine thousand, three hundred twenty-three".