516996577 has 2 divisors, whose sum is σ = 516996578. Its totient is φ = 516996576.

The previous prime is 516996563. The next prime is 516996587. The reversal of 516996577 is 775699615.

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., 326308096 + 190688481 = 18064^2 + 13809^2 .

It is a cyclic number.

It is not a de Polignac number, because 516996577 - 2¹⁵ = 516963809 is a prime.

It is not a weakly prime, because it can be changed into another prime (516996587) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 258498288 + 258498289.

It is an arithmetic number, because the mean of its divisors is an integer number (258498289).

Almost surely, 2^516996577 is an apocalyptic number.

It is an amenable number.

516996577 is a deficient number, since it is larger than the sum of its proper divisors (1).

516996577 is an equidigital number, since it uses as much as digits as its factorization.

516996577 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3572100, while the sum is 55.

The square root of 516996577 is about 22737.5587299956. The cubic root of 516996577 is about 802.5939639524.

The spelling of 516996577 in words is "five hundred sixteen million, nine hundred ninety-six thousand, five hundred seventy-seven".