530216956877 has 2 divisors, whose sum is σ = 530216956878. Its totient is φ = 530216956876.

The previous prime is 530216956861. The next prime is 530216956879. The reversal of 530216956877 is 778659612035.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 276033601321 + 254183355556 = 525389^2 + 504166^2 .

It is a cyclic number.

It is not a de Polignac number, because 530216956877 - 2⁴ = 530216956861 is a prime.

It is a super-2 number, since 2×530216956877² (a number of 24 digits) contains 22 as substring.

Together with 530216956879, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (530216956879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265108478438 + 265108478439.

It is an arithmetic number, because the mean of its divisors is an integer number (265108478439).

Almost surely, 2^530216956877 is an apocalyptic number.

It is an amenable number.

530216956877 is a deficient number, since it is larger than the sum of its proper divisors (1).

530216956877 is an equidigital number, since it uses as much as digits as its factorization.

530216956877 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19051200, while the sum is 59.

The spelling of 530216956877 in words is "five hundred thirty billion, two hundred sixteen million, nine hundred fifty-six thousand, eight hundred seventy-seven".