564140018 has 16 divisors (see below), whose sum is σ = 911704920. Its totient is φ = 260257536.

The previous prime is 564139993. The next prime is 564140029. The reversal of 564140018 is 810041465.

It can be written as a sum of positive squares in 4 ways, for example, as 132871729 + 431268289 = 11527^2 + 20767^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93188 + ... + 99056.

Almost surely, 2^564140018 is an apocalyptic number.

564140018 is a deficient number, since it is larger than the sum of its proper divisors (347564902).

564140018 is a wasteful number, since it uses less digits than its factorization.

564140018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9581.

The product of its (nonzero) digits is 3840, while the sum is 29.

The square root of 564140018 is about 23751.6319018294. The cubic root of 564140018 is about 826.2832886357.

The spelling of 564140018 in words is "five hundred sixty-four million, one hundred forty thousand, eighteen".