23965382213 has 2 divisors, whose sum is σ = 23965382214. Its totient is φ = 23965382212.

The previous prime is 23965382209. The next prime is 23965382227. The reversal of 23965382213 is 31228356932.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16396034209 + 7569348004 = 128047^2 + 87002^2 .

It is a cyclic number.

It is not a de Polignac number, because 23965382213 - 2² = 23965382209 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23965382263) 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, 11982691106 + 11982691107.

It is an arithmetic number, because the mean of its divisors is an integer number (11982691107).

Almost surely, 2^23965382213 is an apocalyptic number.

It is an amenable number.

23965382213 is a deficient number, since it is larger than the sum of its proper divisors (1).

23965382213 is an equidigital number, since it uses as much as digits as its factorization.

23965382213 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 466560, while the sum is 44.

The spelling of 23965382213 in words is "twenty-three billion, nine hundred sixty-five million, three hundred eighty-two thousand, two hundred thirteen".