564314642219161 has 2 divisors, whose sum is σ = 564314642219162. Its totient is φ = 564314642219160.

The previous prime is 564314642219149. The next prime is 564314642219177. The reversal of 564314642219161 is 161912246413465.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 478790414438400 + 85524227780761 = 21881280^2 + 9247931^2 .

It is a cyclic number.

It is not a de Polignac number, because 564314642219161 - 2⁵ = 564314642219129 is a prime.

It is not a weakly prime, because it can be changed into another prime (564314642216161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 282157321109580 + 282157321109581.

It is an arithmetic number, because the mean of its divisors is an integer number (282157321109581).

Almost surely, 2^{564314642219161} is an apocalyptic number.

It is an amenable number.

564314642219161 is a deficient number, since it is larger than the sum of its proper divisors (1).

564314642219161 is an equidigital number, since it uses as much as digits as its factorization.

564314642219161 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7464960, while the sum is 55.

The spelling of 564314642219161 in words is "five hundred sixty-four trillion, three hundred fourteen billion, six hundred forty-two million, two hundred nineteen thousand, one hundred sixty-one".