556849664295156 has 72 divisors (see below), whose sum is σ = 1410262282467584. Its totient is φ = 185264490116160.

The previous prime is 556849664295137. The next prime is 556849664295157. The reversal of 556849664295156 is 651592466948655.

556849664295156 is a `hidden beast` number, since 5 + 5 + 6 + 8 + 4 + 96 + 6 + 4 + 2 + 9 + 515 + 6 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (556849664295157) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 407983605 + ... + 409346211.

Almost surely, 2^{556849664295156} is an apocalyptic number.

It is an amenable number.

556849664295156 is an abundant number, since it is smaller than the sum of its proper divisors (853412618172428).

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

556849664295156 is a wasteful number, since it uses less digits than its factorization.

556849664295156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1384141 (or 1384136 counting only the distinct ones).

The product of its digits is 16796160000, while the sum is 81.

The spelling of 556849664295156 in words is "five hundred fifty-six trillion, eight hundred forty-nine billion, six hundred sixty-four million, two hundred ninety-five thousand, one hundred fifty-six".