502500342313 has 2 divisors, whose sum is σ = 502500342314. Its totient is φ = 502500342312.

The previous prime is 502500342307. The next prime is 502500342347. The reversal of 502500342313 is 313243005205.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 270646536169 + 231853806144 = 520237^2 + 481512^2 .

It is a cyclic number.

It is not a de Polignac number, because 502500342313 - 2⁹ = 502500341801 is a prime.

It is not a weakly prime, because it can be changed into another prime (502500340313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 251250171156 + 251250171157.

It is an arithmetic number, because the mean of its divisors is an integer number (251250171157).

Almost surely, 2^502500342313 is an apocalyptic number.

It is an amenable number.

502500342313 is a deficient number, since it is larger than the sum of its proper divisors (1).

502500342313 is an equidigital number, since it uses as much as digits as its factorization.

502500342313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10800, while the sum is 28.

Adding to 502500342313 its reverse (313243005205), we get a palindrome (815743347518).

The spelling of 502500342313 in words is "five hundred two billion, five hundred million, three hundred forty-two thousand, three hundred thirteen".