564264555 has 8 divisors (see below), whose sum is σ = 902823312. Its totient is φ = 300941088.

The previous prime is 564264487. The next prime is 564264557. The reversal of 564264555 is 555462465.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 564264555 - 2¹¹ = 564262507 is a prime.

It is not an unprimeable number, because it can be changed into a prime (564264557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18808804 + ... + 18808833.

It is an arithmetic number, because the mean of its divisors is an integer number (112852914).

Almost surely, 2^564264555 is an apocalyptic number.

564264555 is a deficient number, since it is larger than the sum of its proper divisors (338558757).

564264555 is a wasteful number, since it uses less digits than its factorization.

564264555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37617645.

The product of its digits is 720000, while the sum is 42.

The square root of 564264555 is about 23754.2534086003. The cubic root of 564264555 is about 826.3440863499.

The spelling of 564264555 in words is "five hundred sixty-four million, two hundred sixty-four thousand, five hundred fifty-five".