516341364349 has 2 divisors, whose sum is σ = 516341364350. Its totient is φ = 516341364348.

The previous prime is 516341364337. The next prime is 516341364389. The reversal of 516341364349 is 943463143615.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 313880062500 + 202461301849 = 560250^2 + 449957^2 .

It is a cyclic number.

It is not a de Polignac number, because 516341364349 - 2¹¹ = 516341362301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (516341364389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 258170682174 + 258170682175.

It is an arithmetic number, because the mean of its divisors is an integer number (258170682175).

Almost surely, 2^516341364349 is an apocalyptic number.

It is an amenable number.

516341364349 is a deficient number, since it is larger than the sum of its proper divisors (1).

516341364349 is an equidigital number, since it uses as much as digits as its factorization.

516341364349 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2799360, while the sum is 49.

The spelling of 516341364349 in words is "five hundred sixteen billion, three hundred forty-one million, three hundred sixty-four thousand, three hundred forty-nine".