564731200678 has 4 divisors (see below), whose sum is σ = 847096801020. Its totient is φ = 282365600338.

The previous prime is 564731200589. The next prime is 564731200679. The reversal of 564731200678 is 876002137465.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (564731200679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 141182800168 + ... + 141182800171.

It is an arithmetic number, because the mean of its divisors is an integer number (211774200255).

Almost surely, 2^564731200678 is an apocalyptic number.

564731200678 is a deficient number, since it is larger than the sum of its proper divisors (282365600342).

564731200678 is a wasteful number, since it uses less digits than its factorization.

564731200678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282365600341.

The product of its (nonzero) digits is 1693440, while the sum is 49.

The spelling of 564731200678 in words is "five hundred sixty-four billion, seven hundred thirty-one million, two hundred thousand, six hundred seventy-eight".