11623213664 has 12 divisors (see below), whose sum is σ = 22883201964. Its totient is φ = 5811606816.

The previous prime is 11623213631. The next prime is 11623213681. The reversal of 11623213664 is 46631232611.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 181612682 + ... + 181612745.

It is an arithmetic number, because the mean of its divisors is an integer number (1906933497).

Almost surely, 2^11623213664 is an apocalyptic number.

It is an amenable number.

11623213664 is a deficient number, since it is larger than the sum of its proper divisors (11259988300).

11623213664 is an equidigital number, since it uses as much as digits as its factorization.

11623213664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 363225437 (or 363225429 counting only the distinct ones).

The product of its digits is 31104, while the sum is 35.

The spelling of 11623213664 in words is "eleven billion, six hundred twenty-three million, two hundred thirteen thousand, six hundred sixty-four".