556824681272 has 32 divisors (see below), whose sum is σ = 1105499599200. Its totient is φ = 262025938944.

The previous prime is 556824681271. The next prime is 556824681331. The reversal of 556824681272 is 272186428655.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (556824681271) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5263733 + ... + 5368475.

It is an arithmetic number, because the mean of its divisors is an integer number (34546862475).

Almost surely, 2^556824681272 is an apocalyptic number.

It is an amenable number.

556824681272 is a deficient number, since it is larger than the sum of its proper divisors (548674917928).

556824681272 is a wasteful number, since it uses less digits than its factorization.

556824681272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143855 (or 143851 counting only the distinct ones).

The product of its digits is 12902400, while the sum is 56.

The spelling of 556824681272 in words is "five hundred fifty-six billion, eight hundred twenty-four million, six hundred eighty-one thousand, two hundred seventy-two".