23634563634163 has 2 divisors, whose sum is σ = 23634563634164. Its totient is φ = 23634563634162.

The previous prime is 23634563634137. The next prime is 23634563634217. The reversal of 23634563634163 is 36143636543632.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23634563634163 - 2⁹ = 23634563633651 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is not a weakly prime, because it can be changed into another prime (23634563634763) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11817281817081 + 11817281817082.

It is an arithmetic number, because the mean of its divisors is an integer number (11817281817082).

Almost surely, 2^{23634563634163} is an apocalyptic number.

23634563634163 is a deficient number, since it is larger than the sum of its proper divisors (1).

23634563634163 is an equidigital number, since it uses as much as digits as its factorization.

23634563634163 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 50388480, while the sum is 55.

The spelling of 23634563634163 in words is "twenty-three trillion, six hundred thirty-four billion, five hundred sixty-three million, six hundred thirty-four thousand, one hundred sixty-three".