32316502217 has 2 divisors, whose sum is σ = 32316502218. Its totient is φ = 32316502216.

The previous prime is 32316502201. The next prime is 32316502237. The reversal of 32316502217 is 71220561323.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23850478096 + 8466024121 = 154436^2 + 92011^2 .

It is an emirp because it is prime and its reverse (71220561323) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 32316502217 - 2⁴ = 32316502201 is a prime.

It is not a weakly prime, because it can be changed into another prime (32316502237) 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, 16158251108 + 16158251109.

It is an arithmetic number, because the mean of its divisors is an integer number (16158251109).

Almost surely, 2^32316502217 is an apocalyptic number.

It is an amenable number.

32316502217 is a deficient number, since it is larger than the sum of its proper divisors (1).

32316502217 is an equidigital number, since it uses as much as digits as its factorization.

32316502217 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15120, while the sum is 32.

The spelling of 32316502217 in words is "thirty-two billion, three hundred sixteen million, five hundred two thousand, two hundred seventeen".