565606661016 has 32 divisors (see below), whose sum is σ = 1414037617200. Its totient is φ = 188532758400.

The previous prime is 565606660937. The next prime is 565606661017. The reversal of 565606661016 is 610166606565.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (565606661017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2062366 + ... + 2320466.

Almost surely, 2^565606661016 is an apocalyptic number.

It is an amenable number.

565606661016 is an abundant number, since it is smaller than the sum of its proper divisors (848430956184).

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

565606661016 is a wasteful number, since it uses less digits than its factorization.

565606661016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 349419 (or 349415 counting only the distinct ones).

The product of its (nonzero) digits is 1166400, while the sum is 48.

The spelling of 565606661016 in words is "five hundred sixty-five billion, six hundred six million, six hundred sixty-one thousand, sixteen".