564488066 has 8 divisors (see below), whose sum is σ = 847700220. Its totient is φ = 281921328.

The previous prime is 564488059. The next prime is 564488147. The reversal of 564488066 is 660884465.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 541725625 + 22762441 = 23275^2 + 4771^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 564488066.

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 3 ways as a sum of consecutive naturals, for example, 159161 + ... + 162668.

Almost surely, 2^564488066 is an apocalyptic number.

564488066 is a deficient number, since it is larger than the sum of its proper divisors (283212154).

564488066 is a wasteful number, since it uses less digits than its factorization.

564488066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 322708.

The product of its (nonzero) digits is 1105920, while the sum is 47.

The square root of 564488066 is about 23758.9575949788. The cubic root of 564488066 is about 826.4531797471.

The spelling of 564488066 in words is "five hundred sixty-four million, four hundred eighty-eight thousand, sixty-six".