516720767 has 2 divisors, whose sum is σ = 516720768. Its totient is φ = 516720766.

The previous prime is 516720749. The next prime is 516720769. The reversal of 516720767 is 767027615.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 516720767 - 2¹⁶ = 516655231 is a prime.

Together with 516720769, 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 (516720769) 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, 258360383 + 258360384.

It is an arithmetic number, because the mean of its divisors is an integer number (258360384).

Almost surely, 2^516720767 is an apocalyptic number.

516720767 is a deficient number, since it is larger than the sum of its proper divisors (1).

516720767 is an equidigital number, since it uses as much as digits as its factorization.

516720767 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 123480, while the sum is 41.

The square root of 516720767 is about 22731.4928458295. The cubic root of 516720767 is about 802.4512145755.

The spelling of 516720767 in words is "five hundred sixteen million, seven hundred twenty thousand, seven hundred sixty-seven".