564161465 has 16 divisors (see below), whose sum is σ = 774168960. Its totient is φ = 386622720.

The previous prime is 564161453. The next prime is 564161491.

It is a happy number.

564161465 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 564161465 - 2²⁶ = 497052601 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 71906 + ... + 79364.

It is an arithmetic number, because the mean of its divisors is an integer number (48385560).

Almost surely, 2^564161465 is an apocalyptic number.

It is an amenable number.

564161465 is a deficient number, since it is larger than the sum of its proper divisors (210007495).

564161465 is a wasteful number, since it uses less digits than its factorization.

564161465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9632.

The product of its digits is 86400, while the sum is 38.

The square root of 564161465 is about 23752.0833823056. The cubic root of 564161465 is about 826.2937594837.

The spelling of 564161465 in words is "five hundred sixty-four million, one hundred sixty-one thousand, four hundred sixty-five".