564717404623 has 2 divisors, whose sum is σ = 564717404624. Its totient is φ = 564717404622.

The previous prime is 564717404617. The next prime is 564717404633. The reversal of 564717404623 is 326404717465.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 564717404623 - 2²⁵ = 564683850191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (564717404633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 282358702311 + 282358702312.

It is an arithmetic number, because the mean of its divisors is an integer number (282358702312).

Almost surely, 2^564717404623 is an apocalyptic number.

564717404623 is a deficient number, since it is larger than the sum of its proper divisors (1).

564717404623 is an equidigital number, since it uses as much as digits as its factorization.

564717404623 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3386880, while the sum is 49.

The spelling of 564717404623 in words is "five hundred sixty-four billion, seven hundred seventeen million, four hundred four thousand, six hundred twenty-three".