565534450255427 has 2 divisors, whose sum is σ = 565534450255428. Its totient is φ = 565534450255426.

The previous prime is 565534450255381. The next prime is 565534450255451. The reversal of 565534450255427 is 724552054435565.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 565534450255427 - 2⁴⁸ = 284059473544771 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 565534450255427.

It is not a weakly prime, because it can be changed into another prime (565534450255127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 282767225127713 + 282767225127714.

It is an arithmetic number, because the mean of its divisors is an integer number (282767225127714).

Almost surely, 2^{565534450255427} is an apocalyptic number.

565534450255427 is a deficient number, since it is larger than the sum of its proper divisors (1).

565534450255427 is an equidigital number, since it uses as much as digits as its factorization.

565534450255427 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504000000, while the sum is 62.

The spelling of 565534450255427 in words is "five hundred sixty-five trillion, five hundred thirty-four billion, four hundred fifty million, two hundred fifty-five thousand, four hundred twenty-seven".