564321722255 has 4 divisors (see below), whose sum is σ = 677186066712. Its totient is φ = 451457377800.

The previous prime is 564321722249. The next prime is 564321722287. The reversal of 564321722255 is 552227123465.

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

It is not a de Polignac number, because 564321722255 - 2¹⁶ = 564321656719 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56432172221 + ... + 56432172230.

It is an arithmetic number, because the mean of its divisors is an integer number (169296516678).

Almost surely, 2^564321722255 is an apocalyptic number.

564321722255 is a deficient number, since it is larger than the sum of its proper divisors (112864344457).

564321722255 is a wasteful number, since it uses less digits than its factorization.

564321722255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112864344456.

The product of its digits is 1008000, while the sum is 44.

The spelling of 564321722255 in words is "five hundred sixty-four billion, three hundred twenty-one million, seven hundred twenty-two thousand, two hundred fifty-five".