516512240311 has 2 divisors, whose sum is σ = 516512240312. Its totient is φ = 516512240310.

The previous prime is 516512240287. The next prime is 516512240353. The reversal of 516512240311 is 113042215615.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 516512240311 - 2⁹ = 516512239799 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (516512247311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 258256120155 + 258256120156.

It is an arithmetic number, because the mean of its divisors is an integer number (258256120156).

Almost surely, 2^516512240311 is an apocalyptic number.

516512240311 is a deficient number, since it is larger than the sum of its proper divisors (1).

516512240311 is an equidigital number, since it uses as much as digits as its factorization.

516512240311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7200, while the sum is 31.

Adding to 516512240311 its reverse (113042215615), we get a palindrome (629554455926).

The spelling of 516512240311 in words is "five hundred sixteen billion, five hundred twelve million, two hundred forty thousand, three hundred eleven".