564322474320 has 80 divisors (see below), whose sum is σ = 1908436012992. Its totient is φ = 136805447680.

The previous prime is 564322474307. The next prime is 564322474357. The reversal of 564322474320 is 23474223465.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 106876617 + ... + 106881896.

Almost surely, 2^564322474320 is an apocalyptic number.

It is an amenable number.

564322474320 is an abundant number, since it is smaller than the sum of its proper divisors (1344113538672).

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

564322474320 is a wasteful number, since it uses less digits than its factorization.

564322474320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213758540 (or 213758534 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 42.

Adding to 564322474320 its reverse (23474223465), we get a palindrome (587796697785).

The spelling of 564322474320 in words is "five hundred sixty-four billion, three hundred twenty-two million, four hundred seventy-four thousand, three hundred twenty".