12312566204 has 12 divisors (see below), whose sum is σ = 21564762744. Its totient is φ = 6151205424.

The previous prime is 12312566197. The next prime is 12312566239. The reversal of 12312566204 is 40266521321.

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, 1263962 + ... + 1273665.

It is an arithmetic number, because the mean of its divisors is an integer number (1797063562).

Almost surely, 2^12312566204 is an apocalyptic number.

It is an amenable number.

12312566204 is a deficient number, since it is larger than the sum of its proper divisors (9252196540).

12312566204 is a wasteful number, since it uses less digits than its factorization.

12312566204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2538844 (or 2538842 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 32.

The spelling of 12312566204 in words is "twelve billion, three hundred twelve million, five hundred sixty-six thousand, two hundred four".