652235326513 has 2 divisors, whose sum is σ = 652235326514. Its totient is φ = 652235326512.

The previous prime is 652235326481. The next prime is 652235326649. The reversal of 652235326513 is 315623532256.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 635795727424 + 16439599089 = 797368^2 + 128217^2 .

It is a cyclic number.

It is not a de Polignac number, because 652235326513 - 2⁵ = 652235326481 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 652235326513.

It is not a weakly prime, because it can be changed into another prime (652235326013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 326117663256 + 326117663257.

It is an arithmetic number, because the mean of its divisors is an integer number (326117663257).

Almost surely, 2^652235326513 is an apocalyptic number.

It is an amenable number.

652235326513 is a deficient number, since it is larger than the sum of its proper divisors (1).

652235326513 is an equidigital number, since it uses as much as digits as its factorization.

652235326513 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 972000, while the sum is 43.

Adding to 652235326513 its reverse (315623532256), we get a palindrome (967858858769).

The spelling of 652235326513 in words is "six hundred fifty-two billion, two hundred thirty-five million, three hundred twenty-six thousand, five hundred thirteen".