565557552 has 200 divisors, whose sum is σ = 1932035072. Its totient is φ = 156297600.

The previous prime is 565557527. The next prime is 565557599. The reversal of 565557552 is 255755565.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 565557498 and 565557507.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 280227 + ... + 282237.

Almost surely, 2^565557552 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 565557552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (966017536).

565557552 is an abundant number, since it is smaller than the sum of its proper divisors (1366477520).

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

565557552 is a wasteful number, since it uses less digits than its factorization.

565557552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2069 (or 2054 counting only the distinct ones).

The product of its digits is 1312500, while the sum is 45.

The square root of 565557552 is about 23781.4539505052. The cubic root of 565557552 is about 826.9747865752.

The spelling of 565557552 in words is "five hundred sixty-five million, five hundred fifty-seven thousand, five hundred fifty-two".