556326056523 has 4 divisors (see below), whose sum is σ = 741768075368. Its totient is φ = 370884037680.

The previous prime is 556326056521. The next prime is 556326056537. The reversal of 556326056523 is 325650623655.

556326056523 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 556326056523 - 2¹ = 556326056521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (556326056521) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 92721009418 + ... + 92721009423.

It is an arithmetic number, because the mean of its divisors is an integer number (185442018842).

Almost surely, 2^556326056523 is an apocalyptic number.

556326056523 is a deficient number, since it is larger than the sum of its proper divisors (185442018845).

556326056523 is a wasteful number, since it uses less digits than its factorization.

556326056523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185442018844.

The product of its (nonzero) digits is 4860000, while the sum is 48.

The spelling of 556326056523 in words is "five hundred fifty-six billion, three hundred twenty-six million, fifty-six thousand, five hundred twenty-three".