565440012 has 18 divisors (see below), whose sum is σ = 1429306788. Its totient is φ = 188479992.

The previous prime is 565439983. The next prime is 565440017. The reversal of 565440012 is 210044565.

565440012 is a `hidden beast` number, since 5 + 654 + 4 + 0 + 0 + 1 + 2 = 666.

565440012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (18).

It is not an unprimeable number, because it can be changed into a prime (565440017) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7853298 + ... + 7853369.

Almost surely, 2^565440012 is an apocalyptic number.

It is an amenable number.

565440012 is an abundant number, since it is smaller than the sum of its proper divisors (863866776).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

565440012 is a wasteful number, since it uses less digits than its factorization.

565440012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15706677 (or 15706672 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 565440012 is about 23778.9825686466. The cubic root of 565440012 is about 826.9174924645.

Adding to 565440012 its reverse (210044565), we get a palindrome (775484577).

The spelling of 565440012 in words is "five hundred sixty-five million, four hundred forty thousand, twelve".