516200152325549 has 2 divisors, whose sum is σ = 516200152325550. Its totient is φ = 516200152325548.

The previous prime is 516200152325513. The next prime is 516200152325587. The reversal of 516200152325549 is 945523251002615.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 296049636324649 + 220150516000900 = 17206093^2 + 14837470^2 .

It is a cyclic number.

It is not a de Polignac number, because 516200152325549 - 2²⁴ = 516200135548333 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 516200152325497 and 516200152325506.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (516200172325549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 258100076162774 + 258100076162775.

It is an arithmetic number, because the mean of its divisors is an integer number (258100076162775).

Almost surely, 2^{516200152325549} is an apocalyptic number.

It is an amenable number.

516200152325549 is a deficient number, since it is larger than the sum of its proper divisors (1).

516200152325549 is an equidigital number, since it uses as much as digits as its factorization.

516200152325549 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3240000, while the sum is 50.

The spelling of 516200152325549 in words is "five hundred sixteen trillion, two hundred billion, one hundred fifty-two million, three hundred twenty-five thousand, five hundred forty-nine".