65236333213 has 2 divisors, whose sum is σ = 65236333214. Its totient is φ = 65236333212.

The previous prime is 65236333207. The next prime is 65236333229. The reversal of 65236333213 is 31233363256.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 59742114084 + 5494219129 = 244422^2 + 74123^2 .

It is a cyclic number.

It is not a de Polignac number, because 65236333213 - 2⁵ = 65236333181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65236333243) 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, 32618166606 + 32618166607.

It is an arithmetic number, because the mean of its divisors is an integer number (32618166607).

Almost surely, 2^65236333213 is an apocalyptic number.

It is an amenable number.

65236333213 is a deficient number, since it is larger than the sum of its proper divisors (1).

65236333213 is an equidigital number, since it uses as much as digits as its factorization.

65236333213 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 174960, while the sum is 37.

Adding to 65236333213 its reverse (31233363256), we get a palindrome (96469696469).

The spelling of 65236333213 in words is "sixty-five billion, two hundred thirty-six million, three hundred thirty-three thousand, two hundred thirteen".