512766055513 has 2 divisors, whose sum is σ = 512766055514. Its totient is φ = 512766055512.

The previous prime is 512766055507. The next prime is 512766055541. The reversal of 512766055513 is 315550667215.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 509127915024 + 3638140489 = 713532^2 + 60317^2 .

It is a cyclic number.

It is not a de Polignac number, because 512766055513 - 2⁵ = 512766055481 is a prime.

It is not a weakly prime, because it can be changed into another prime (512766055013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 256383027756 + 256383027757.

It is an arithmetic number, because the mean of its divisors is an integer number (256383027757).

Almost surely, 2^512766055513 is an apocalyptic number.

It is an amenable number.

512766055513 is a deficient number, since it is larger than the sum of its proper divisors (1).

512766055513 is an equidigital number, since it uses as much as digits as its factorization.

512766055513 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 945000, while the sum is 46.

The spelling of 512766055513 in words is "five hundred twelve billion, seven hundred sixty-six million, fifty-five thousand, five hundred thirteen".