564961693275 has 108 divisors (see below), whose sum is σ = 1188122417352. Its totient is φ = 255853946880.

The previous prime is 564961693229. The next prime is 564961693301. The reversal of 564961693275 is 572396169465.

564961693275 is a `hidden beast` number, since 5 + 6 + 4 + 9 + 616 + 9 + 3 + 2 + 7 + 5 = 666.

564961693275 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 564961693275 - 2⁷ = 564961693147 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is an unprimeable number.

It is a polite number, since it can be written in 107 ways as a sum of consecutive naturals, for example, 940219 + ... + 1419131.

It is an arithmetic number, because the mean of its divisors is an integer number (11001133494).

Almost surely, 2^564961693275 is an apocalyptic number.

564961693275 is an abundant number, since it is smaller than the sum of its proper divisors (623160724077).

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

564961693275 is a wasteful number, since it uses less digits than its factorization.

564961693275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 479050 (or 479035 counting only the distinct ones).

The product of its digits is 73483200, while the sum is 63.

The spelling of 564961693275 in words is "five hundred sixty-four billion, nine hundred sixty-one million, six hundred ninety-three thousand, two hundred seventy-five".