530605506768517 has 2 divisors, whose sum is σ = 530605506768518. Its totient is φ = 530605506768516.

The previous prime is 530605506768473. The next prime is 530605506768563. The reversal of 530605506768517 is 715867605506035.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 295863702074721 + 234741804693796 = 17200689^2 + 15321286^2 .

It is a cyclic number.

It is not a de Polignac number, because 530605506768517 - 2²⁷ = 530605372550789 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (530605506768217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265302753384258 + 265302753384259.

It is an arithmetic number, because the mean of its divisors is an integer number (265302753384259).

Almost surely, 2^{530605506768517} is an apocalyptic number.

It is an amenable number.

530605506768517 is a deficient number, since it is larger than the sum of its proper divisors (1).

530605506768517 is an equidigital number, since it uses as much as digits as its factorization.

530605506768517 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 158760000, while the sum is 64.

The spelling of 530605506768517 in words is "five hundred thirty trillion, six hundred five billion, five hundred six million, seven hundred sixty-eight thousand, five hundred seventeen".