23640316311401 has 2 divisors, whose sum is σ = 23640316311402. Its totient is φ = 23640316311400.

The previous prime is 23640316311397. The next prime is 23640316311413. The reversal of 23640316311401 is 10411361304632.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14629056792025 + 9011259519376 = 3824795^2 + 3001876^2 .

It is a cyclic number.

It is not a de Polignac number, because 23640316311401 - 2² = 23640316311397 is a prime.

It is not a weakly prime, because it can be changed into another prime (23640316313401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11820158155700 + 11820158155701.

It is an arithmetic number, because the mean of its divisors is an integer number (11820158155701).

Almost surely, 2^{23640316311401} is an apocalyptic number.

It is an amenable number.

23640316311401 is a deficient number, since it is larger than the sum of its proper divisors (1).

23640316311401 is an equidigital number, since it uses as much as digits as its factorization.

23640316311401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31104, while the sum is 35.

The spelling of 23640316311401 in words is "twenty-three trillion, six hundred forty billion, three hundred sixteen million, three hundred eleven thousand, four hundred one".