564138080 has 48 divisors (see below), whose sum is σ = 1453942224. Its totient is φ = 205140480.

The previous prime is 564138067. The next prime is 564138103. The reversal of 564138080 is 80831465.

It is a self number, because there is not a number n which added to its sum of digits gives 564138080.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 158507 + ... + 162026.

It is an arithmetic number, because the mean of its divisors is an integer number (30290463).

Almost surely, 2^564138080 is an apocalyptic number.

It is an amenable number.

564138080 is an abundant number, since it is smaller than the sum of its proper divisors (889804144).

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

564138080 is a wasteful number, since it uses less digits than its factorization.

564138080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 320559 (or 320551 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 35.

The square root of 564138080 is about 23751.5911045976. The cubic root of 564138080 is about 826.2823424529.

The spelling of 564138080 in words is "five hundred sixty-four million, one hundred thirty-eight thousand, eighty".