564434553234941 has 2 divisors, whose sum is σ = 564434553234942. Its totient is φ = 564434553234940.

The previous prime is 564434553234917. The next prime is 564434553234943. The reversal of 564434553234941 is 149432355434465.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 513166518806041 + 51268034428900 = 22653179^2 + 7160170^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-564434553234941 is a prime.

Together with 564434553234943, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (564434553234943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 282217276617470 + 282217276617471.

It is an arithmetic number, because the mean of its divisors is an integer number (282217276617471).

Almost surely, 2^{564434553234941} is an apocalyptic number.

It is an amenable number.

564434553234941 is a deficient number, since it is larger than the sum of its proper divisors (1).

564434553234941 is an equidigital number, since it uses as much as digits as its factorization.

564434553234941 is an evil number, because the sum of its binary digits is even.

The product of its digits is 373248000, while the sum is 62.

The spelling of 564434553234941 in words is "five hundred sixty-four trillion, four hundred thirty-four billion, five hundred fifty-three million, two hundred thirty-four thousand, nine hundred forty-one".