12604644344 has 16 divisors (see below), whose sum is σ = 23635443600. Its totient is φ = 6301859392.

The previous prime is 12604644343. The next prime is 12604644379. The reversal of 12604644344 is 44344640621.

It is a junction number, because it is equal to n+sod(n) for n = 12604644298 and 12604644307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12604644341) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76172 + ... + 176100.

It is an arithmetic number, because the mean of its divisors is an integer number (1477215225).

Almost surely, 2^12604644344 is an apocalyptic number.

It is an amenable number.

12604644344 is a deficient number, since it is larger than the sum of its proper divisors (11030799256).

12604644344 is a wasteful number, since it uses less digits than its factorization.

12604644344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115702 (or 115698 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 38.

The spelling of 12604644344 in words is "twelve billion, six hundred four million, six hundred forty-four thousand, three hundred forty-four".