565231550252513 has 2 divisors, whose sum is σ = 565231550252514. Its totient is φ = 565231550252512.

The previous prime is 565231550252497. The next prime is 565231550252539. The reversal of 565231550252513 is 315252055132565.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 524628809419729 + 40602740832784 = 22904777^2 + 6372028^2 .

It is a cyclic number.

It is not a de Polignac number, because 565231550252513 - 2⁴ = 565231550252497 is a prime.

It is not a weakly prime, because it can be changed into another prime (565231550252813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 282615775126256 + 282615775126257.

It is an arithmetic number, because the mean of its divisors is an integer number (282615775126257).

Almost surely, 2^{565231550252513} is an apocalyptic number.

It is an amenable number.

565231550252513 is a deficient number, since it is larger than the sum of its proper divisors (1).

565231550252513 is an equidigital number, since it uses as much as digits as its factorization.

565231550252513 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6750000, while the sum is 50.

The spelling of 565231550252513 in words is "five hundred sixty-five trillion, two hundred thirty-one billion, five hundred fifty million, two hundred fifty-two thousand, five hundred thirteen".