236725681445213 has 2 divisors, whose sum is σ = 236725681445214. Its totient is φ = 236725681445212.

The previous prime is 236725681445167. The next prime is 236725681445263. The reversal of 236725681445213 is 312544186527632.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 236688286394329 + 37395050884 = 15384677^2 + 193378^2 .

It is a cyclic number.

It is not a de Polignac number, because 236725681445213 - 2⁸ = 236725681444957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (236725681445263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 118362840722606 + 118362840722607.

It is an arithmetic number, because the mean of its divisors is an integer number (118362840722607).

Almost surely, 2^{236725681445213} is an apocalyptic number.

It is an amenable number.

236725681445213 is a deficient number, since it is larger than the sum of its proper divisors (1).

236725681445213 is an equidigital number, since it uses as much as digits as its factorization.

236725681445213 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 58060800, while the sum is 59.

The spelling of 236725681445213 in words is "two hundred thirty-six trillion, seven hundred twenty-five billion, six hundred eighty-one million, four hundred forty-five thousand, two hundred thirteen".