565544672 has 72 divisors (see below), whose sum is σ = 1412986680. Its totient is φ = 220335360.

The previous prime is 565544669. The next prime is 565544711. The reversal of 565544672 is 276445565.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 854 + ... + 33642.

It is an arithmetic number, because the mean of its divisors is an integer number (19624815).

Almost surely, 2^565544672 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 565544672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (706493340).

565544672 is an abundant number, since it is smaller than the sum of its proper divisors (847442008).

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

565544672 is a wasteful number, since it uses less digits than its factorization.

565544672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32824 (or 32809 counting only the distinct ones).

The product of its digits is 1008000, while the sum is 44.

The square root of 565544672 is about 23781.1831497089. The cubic root of 565544672 is about 826.9685086900.

The spelling of 565544672 in words is "five hundred sixty-five million, five hundred forty-four thousand, six hundred seventy-two".