564556461 has 16 divisors (see below), whose sum is σ = 861340800. Its totient is φ = 322204608.

The previous prime is 564556411. The next prime is 564556483. The reversal of 564556461 is 164655465.

564556461 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 564556461 - 2¹⁰ = 564555437 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (564556411) 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, 1195 + ... + 33623.

It is an arithmetic number, because the mean of its divisors is an integer number (53833800).

Almost surely, 2^564556461 is an apocalyptic number.

It is an amenable number.

564556461 is a deficient number, since it is larger than the sum of its proper divisors (296784339).

564556461 is a wasteful number, since it uses less digits than its factorization.

564556461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33268.

The product of its digits is 432000, while the sum is 42.

The square root of 564556461 is about 23760.3969032506. The cubic root of 564556461 is about 826.4865568817.

The spelling of 564556461 in words is "five hundred sixty-four million, five hundred fifty-six thousand, four hundred sixty-one".