516504145213 has 4 divisors (see below), whose sum is σ = 590290451680. Its totient is φ = 442717838748.

The previous prime is 516504145211. The next prime is 516504145237. The reversal of 516504145213 is 312541405615.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 516504145213 - 2¹ = 516504145211 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (516504145211) 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 in 3 ways as a sum of consecutive naturals, for example, 36893153223 + ... + 36893153236.

It is an arithmetic number, because the mean of its divisors is an integer number (147572612920).

Almost surely, 2^516504145213 is an apocalyptic number.

It is an amenable number.

516504145213 is a deficient number, since it is larger than the sum of its proper divisors (73786306467).

516504145213 is an equidigital number, since it uses as much as digits as its factorization.

516504145213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73786306466.

The product of its (nonzero) digits is 72000, while the sum is 37.

The spelling of 516504145213 in words is "five hundred sixteen billion, five hundred four million, one hundred forty-five thousand, two hundred thirteen".