556604430665 has 8 divisors (see below), whose sum is σ = 703079280960. Its totient is φ = 421847568432.

The previous prime is 556604430647. The next prime is 556604430677. The reversal of 556604430665 is 566034406655.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 556604430665 - 2²⁴ = 556587653449 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2929496909 + ... + 2929497098.

It is an arithmetic number, because the mean of its divisors is an integer number (87884910120).

Almost surely, 2^556604430665 is an apocalyptic number.

It is an amenable number.

556604430665 is a deficient number, since it is larger than the sum of its proper divisors (146474850295).

556604430665 is a wasteful number, since it uses less digits than its factorization.

556604430665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5858994031.

The product of its (nonzero) digits is 7776000, while the sum is 50.

The spelling of 556604430665 in words is "five hundred fifty-six billion, six hundred four million, four hundred thirty thousand, six hundred sixty-five".