11323640576 has 18 divisors (see below), whose sum is σ = 22603048692. Its totient is φ = 5661820160.

The previous prime is 11323640563. The next prime is 11323640593. The reversal of 11323640576 is 67504632311.

It is a super-2 number, since 2×11323640576² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22116230 + ... + 22116741.

Almost surely, 2^11323640576 is an apocalyptic number.

11323640576 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11323640576 is a deficient number, since it is larger than the sum of its proper divisors (11279408116).

11323640576 is an frugal number, since it uses more digits than its factorization.

11323640576 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44232987 (or 44232973 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 38.

The spelling of 11323640576 in words is "eleven billion, three hundred twenty-three million, six hundred forty thousand, five hundred seventy-six".