564475311 has 40 divisors (see below), whose sum is σ = 889135104. Its totient is φ = 356354640.

The previous prime is 564475271. The next prime is 564475339. The reversal of 564475311 is 113574465.

564475311 is a `hidden beast` number, since 5 + 644 + 7 + 5 + 3 + 1 + 1 = 666.

It is not a de Polignac number, because 564475311 - 2¹⁴ = 564458927 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (564475381) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 115626 + ... + 120408.

Almost surely, 2^564475311 is an apocalyptic number.

564475311 is a deficient number, since it is larger than the sum of its proper divisors (324659793).

564475311 is a wasteful number, since it uses less digits than its factorization.

564475311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4873 (or 4864 counting only the distinct ones).

The product of its digits is 50400, while the sum is 36.

The square root of 564475311 is about 23758.6891683864. The cubic root of 564475311 is about 826.4469549390.

The spelling of 564475311 in words is "five hundred sixty-four million, four hundred seventy-five thousand, three hundred eleven".