564636954672 has 120 divisors (see below), whose sum is σ = 1864198302720. Its totient is φ = 156120808320.

The previous prime is 564636954601. The next prime is 564636954719. The reversal of 564636954672 is 276459636465.

564636954672 is a `hidden beast` number, since 5 + 6 + 463 + 69 + 5 + 46 + 72 = 666.

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 23 ways as a sum of consecutive naturals, for example, 9003522 + ... + 9066017.

It is an arithmetic number, because the mean of its divisors is an integer number (15534985856).

Almost surely, 2^564636954672 is an apocalyptic number.

It is an amenable number.

564636954672 is an abundant number, since it is smaller than the sum of its proper divisors (1299561348048).

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

564636954672 is a wasteful number, since it uses less digits than its factorization.

564636954672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18069591 (or 18069582 counting only the distinct ones).

The product of its digits is 195955200, while the sum is 63.

The spelling of 564636954672 in words is "five hundred sixty-four billion, six hundred thirty-six million, nine hundred fifty-four thousand, six hundred seventy-two".