556660177241 has 16 divisors (see below), whose sum is σ = 662842552320. Its totient is φ = 457430369040.

The previous prime is 556660177187. The next prime is 556660177247. The reversal of 556660177241 is 142771066655.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-556660177241 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 556660177241.

It is not an unprimeable number, because it can be changed into a prime (556660177247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11963951 + ... + 12010388.

It is an arithmetic number, because the mean of its divisors is an integer number (41427659520).

Almost surely, 2^556660177241 is an apocalyptic number.

It is an amenable number.

556660177241 is a deficient number, since it is larger than the sum of its proper divisors (106182375079).

556660177241 is a wasteful number, since it uses less digits than its factorization.

556660177241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23974484.

The product of its (nonzero) digits is 2116800, while the sum is 50.

The spelling of 556660177241 in words is "five hundred fifty-six billion, six hundred sixty million, one hundred seventy-seven thousand, two hundred forty-one".