11664032911873 has 4 divisors (see below), whose sum is σ = 11855246566228. Its totient is φ = 11472819257520.

The previous prime is 11664032911871. The next prime is 11664032911889. The reversal of 11664032911873 is 37811923046611.

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

It can be written as a sum of positive squares in 2 ways, for example, as 913949384049 + 10750083527824 = 956007^2 + 3278732^2 .

It is a cyclic number.

It is not a de Polignac number, because 11664032911873 - 2¹ = 11664032911871 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11664032911873.

It is not an unprimeable number, because it can be changed into a prime (11664032911871) 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, 95606827086 + ... + 95606827207.

It is an arithmetic number, because the mean of its divisors is an integer number (2963811641557).

Almost surely, 2^{11664032911873} is an apocalyptic number.

It is an amenable number.

11664032911873 is a deficient number, since it is larger than the sum of its proper divisors (191213654355).

11664032911873 is an equidigital number, since it uses as much as digits as its factorization.

11664032911873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191213654354.

The product of its (nonzero) digits is 1306368, while the sum is 52.

The spelling of 11664032911873 in words is "eleven trillion, six hundred sixty-four billion, thirty-two million, nine hundred eleven thousand, eight hundred seventy-three".