565480640603737 has 2 divisors, whose sum is σ = 565480640603738. Its totient is φ = 565480640603736.

The previous prime is 565480640603677. The next prime is 565480640603773. The reversal of 565480640603737 is 737306046084565.

Together with next prime (565480640603773) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 437489974220121 + 127990666383616 = 20916261^2 + 11313296^2 .

It is a cyclic number.

It is not a de Polignac number, because 565480640603737 - 2²³ = 565480632215129 is a prime.

It is a super-2 number, since 2×565480640603737² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (565480640613737) 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, 282740320301868 + 282740320301869.

It is an arithmetic number, because the mean of its divisors is an integer number (282740320301869).

Almost surely, 2^{565480640603737} is an apocalyptic number.

It is an amenable number.

565480640603737 is a deficient number, since it is larger than the sum of its proper divisors (1).

565480640603737 is an equidigital number, since it uses as much as digits as its factorization.

565480640603737 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 304819200, while the sum is 64.

The spelling of 565480640603737 in words is "five hundred sixty-five trillion, four hundred eighty billion, six hundred forty million, six hundred three thousand, seven hundred thirty-seven".