507216612689 has 2 divisors, whose sum is σ = 507216612690. Its totient is φ = 507216612688.

The previous prime is 507216612647. The next prime is 507216612691. The reversal of 507216612689 is 986216612705.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 378323406400 + 128893206289 = 615080^2 + 359017^2 .

It is a cyclic number.

It is not a de Polignac number, because 507216612689 - 2²⁰ = 507215564113 is a prime.

Together with 507216612691, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 507216612689.

It is not a weakly prime, because it can be changed into another prime (507216612289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 253608306344 + 253608306345.

It is an arithmetic number, because the mean of its divisors is an integer number (253608306345).

Almost surely, 2^507216612689 is an apocalyptic number.

It is an amenable number.

507216612689 is a deficient number, since it is larger than the sum of its proper divisors (1).

507216612689 is an equidigital number, since it uses as much as digits as its factorization.

507216612689 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2177280, while the sum is 53.

The spelling of 507216612689 in words is "five hundred seven billion, two hundred sixteen million, six hundred twelve thousand, six hundred eighty-nine".