11689583564 has 6 divisors (see below), whose sum is σ = 20456771244. Its totient is φ = 5844791780.

The previous prime is 11689583561. The next prime is 11689583573. The reversal of 11689583564 is 46538598611.

It is not an unprimeable number, because it can be changed into a prime (11689583561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1461197942 + ... + 1461197949.

It is an arithmetic number, because the mean of its divisors is an integer number (3409461874).

Almost surely, 2^11689583564 is an apocalyptic number.

It is an amenable number.

11689583564 is a deficient number, since it is larger than the sum of its proper divisors (8767187680).

11689583564 is a wasteful number, since it uses less digits than its factorization.

11689583564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2922395895 (or 2922395893 counting only the distinct ones).

The product of its digits is 6220800, while the sum is 56.

The spelling of 11689583564 in words is "eleven billion, six hundred eighty-nine million, five hundred eighty-three thousand, five hundred sixty-four".