564645026 has 8 divisors (see below), whose sum is σ = 923964624. Its totient is φ = 256656820.

The previous prime is 564645023. The next prime is 564645041. The reversal of 564645026 is 620546465.

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

It is not an unprimeable number, because it can be changed into a prime (564645023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12832820 + ... + 12832863.

It is an arithmetic number, because the mean of its divisors is an integer number (115495578).

Almost surely, 2^564645026 is an apocalyptic number.

564645026 is a deficient number, since it is larger than the sum of its proper divisors (359319598).

564645026 is a wasteful number, since it uses less digits than its factorization.

564645026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25665696.

The product of its (nonzero) digits is 172800, while the sum is 38.

The square root of 564645026 is about 23762.2605406136. The cubic root of 564645026 is about 826.5297730816.

The spelling of 564645026 in words is "five hundred sixty-four million, six hundred forty-five thousand, twenty-six".