516412256605031 has 2 divisors, whose sum is σ = 516412256605032. Its totient is φ = 516412256605030.

The previous prime is 516412256605027. The next prime is 516412256605079. The reversal of 516412256605031 is 130506652214615.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 516412256605031 - 2² = 516412256605027 is a prime.

It is a super-2 number, since 2×516412256605031² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (516412256605331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 258206128302515 + 258206128302516.

It is an arithmetic number, because the mean of its divisors is an integer number (258206128302516).

Almost surely, 2^{516412256605031} is an apocalyptic number.

516412256605031 is a deficient number, since it is larger than the sum of its proper divisors (1).

516412256605031 is an equidigital number, since it uses as much as digits as its factorization.

516412256605031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296000, while the sum is 47.

The spelling of 516412256605031 in words is "five hundred sixteen trillion, four hundred twelve billion, two hundred fifty-six million, six hundred five thousand, thirty-one".