23966597873 has 2 divisors, whose sum is σ = 23966597874. Its totient is φ = 23966597872.

The previous prime is 23966597843. The next prime is 23966597881. The reversal of 23966597873 is 37879566932.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20025646144 + 3940951729 = 141512^2 + 62777^2 .

It is a cyclic number.

It is not a de Polignac number, because 23966597873 - 2⁸ = 23966597617 is a prime.

It is not a weakly prime, because it can be changed into another prime (23966597833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11983298936 + 11983298937.

It is an arithmetic number, because the mean of its divisors is an integer number (11983298937).

Almost surely, 2^23966597873 is an apocalyptic number.

It is an amenable number.

23966597873 is a deficient number, since it is larger than the sum of its proper divisors (1).

23966597873 is an equidigital number, since it uses as much as digits as its factorization.

23966597873 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 102876480, while the sum is 65.

The spelling of 23966597873 in words is "twenty-three billion, nine hundred sixty-six million, five hundred ninety-seven thousand, eight hundred seventy-three".