23397590324161 has 2 divisors, whose sum is σ = 23397590324162. Its totient is φ = 23397590324160.

The previous prime is 23397590324089. The next prime is 23397590324167. The reversal of 23397590324161 is 16142309579332.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15974929828225 + 7422660495936 = 3996865^2 + 2724456^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23397590324161 is a prime.

It is not a weakly prime, because it can be changed into another prime (23397590324167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11698795162080 + 11698795162081.

It is an arithmetic number, because the mean of its divisors is an integer number (11698795162081).

Almost surely, 2^{23397590324161} is an apocalyptic number.

It is an amenable number.

23397590324161 is a deficient number, since it is larger than the sum of its proper divisors (1).

23397590324161 is an equidigital number, since it uses as much as digits as its factorization.

23397590324161 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7348320, while the sum is 55.

The spelling of 23397590324161 in words is "twenty-three trillion, three hundred ninety-seven billion, five hundred ninety million, three hundred twenty-four thousand, one hundred sixty-one".