565016256 has 168 divisors, whose sum is σ = 1932523440. Its totient is φ = 161409024.

The previous prime is 565016213. The next prime is 565016303. The reversal of 565016256 is 652610565.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (168).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 565016256.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 81336 + ... + 88008.

Almost surely, 2^565016256 is an apocalyptic number.

565016256 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 565016256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (966261720).

565016256 is an abundant number, since it is smaller than the sum of its proper divisors (1367507184).

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

565016256 is a wasteful number, since it uses less digits than its factorization.

565016256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6708 (or 6685 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 36.

The square root of 565016256 is about 23770.0705930799. The cubic root of 565016256 is about 826.7108694135.

The spelling of 565016256 in words is "five hundred sixty-five million, sixteen thousand, two hundred fifty-six".