538502598313 has 2 divisors, whose sum is σ = 538502598314. Its totient is φ = 538502598312.

The previous prime is 538502598301. The next prime is 538502598349. The reversal of 538502598313 is 313895205835.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 445972867344 + 92529730969 = 667812^2 + 304187^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-538502598313 is a prime.

It is not a weakly prime, because it can be changed into another prime (538502598353) 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, 269251299156 + 269251299157.

It is an arithmetic number, because the mean of its divisors is an integer number (269251299157).

Almost surely, 2^538502598313 is an apocalyptic number.

It is an amenable number.

538502598313 is a deficient number, since it is larger than the sum of its proper divisors (1).

538502598313 is an equidigital number, since it uses as much as digits as its factorization.

538502598313 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888000, while the sum is 52.

The spelling of 538502598313 in words is "five hundred thirty-eight billion, five hundred two million, five hundred ninety-eight thousand, three hundred thirteen".