556913523 has 16 divisors (see below), whose sum is σ = 787418496. Its totient is φ = 348908160.

The previous prime is 556913521. The next prime is 556913527. The reversal of 556913523 is 325319655.

556913523 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 556913523 - 2¹ = 556913521 is a prime.

It is not an unprimeable number, because it can be changed into a prime (556913521) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27340 + ... + 43142.

It is an arithmetic number, because the mean of its divisors is an integer number (49213656).

Almost surely, 2^556913523 is an apocalyptic number.

556913523 is a deficient number, since it is larger than the sum of its proper divisors (230504973).

556913523 is a wasteful number, since it uses less digits than its factorization.

556913523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16514.

The product of its digits is 121500, while the sum is 39.

The square root of 556913523 is about 23599.0152972534. The cubic root of 556913523 is about 822.7399535792.

The spelling of 556913523 in words is "five hundred fifty-six million, nine hundred thirteen thousand, five hundred twenty-three".