12321336504 has 16 divisors (see below), whose sum is σ = 30803341320. Its totient is φ = 4107112160.

The previous prime is 12321336481. The next prime is 12321336553. The reversal of 12321336504 is 40563312321.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 256694487 + ... + 256694534.

Almost surely, 2^12321336504 is an apocalyptic number.

It is an amenable number.

12321336504 is an abundant number, since it is smaller than the sum of its proper divisors (18482004816).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12321336504 is a wasteful number, since it uses less digits than its factorization.

12321336504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 513389030 (or 513389026 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 30.

Adding to 12321336504 its reverse (40563312321), we get a palindrome (52884648825).

The spelling of 12321336504 in words is "twelve billion, three hundred twenty-one million, three hundred thirty-six thousand, five hundred four".