565288623125489 has 2 divisors, whose sum is σ = 565288623125490. Its totient is φ = 565288623125488.

The previous prime is 565288623125411. The next prime is 565288623125543. The reversal of 565288623125489 is 984521326882565.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 426953576751025 + 138335046374464 = 20662855^2 + 11761592^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-565288623125489 is a prime.

It is a super-2 number, since 2×565288623125489² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (565288623125089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 282644311562744 + 282644311562745.

It is an arithmetic number, because the mean of its divisors is an integer number (282644311562745).

Almost surely, 2^{565288623125489} is an apocalyptic number.

It is an amenable number.

565288623125489 is a deficient number, since it is larger than the sum of its proper divisors (1).

565288623125489 is an equidigital number, since it uses as much as digits as its factorization.

565288623125489 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1990656000, while the sum is 74.

The spelling of 565288623125489 in words is "five hundred sixty-five trillion, two hundred eighty-eight billion, six hundred twenty-three million, one hundred twenty-five thousand, four hundred eighty-nine".