23536513520543 has 2 divisors, whose sum is σ = 23536513520544. Its totient is φ = 23536513520542.

The previous prime is 23536513520503. The next prime is 23536513520563. The reversal of 23536513520543 is 34502531563532.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23536513520543 - 2¹⁸ = 23536513258399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23536513520503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11768256760271 + 11768256760272.

It is an arithmetic number, because the mean of its divisors is an integer number (11768256760272).

Almost surely, 2^{23536513520543} is an apocalyptic number.

23536513520543 is a deficient number, since it is larger than the sum of its proper divisors (1).

23536513520543 is an equidigital number, since it uses as much as digits as its factorization.

23536513520543 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4860000, while the sum is 47.

The spelling of 23536513520543 in words is "twenty-three trillion, five hundred thirty-six billion, five hundred thirteen million, five hundred twenty thousand, five hundred forty-three".