13163253532323 has 12 divisors (see below), whose sum is σ = 17989518814104. Its totient is φ = 8561465708800.

The previous prime is 13163253532283. The next prime is 13163253532327. The reversal of 13163253532323 is 32323535236131.

It is not a de Polignac number, because 13163253532323 - 2³⁰ = 13162179790499 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (13163253532327) 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 in 11 ways as a sum of consecutive naturals, for example, 1305096438 + ... + 1305106523.

It is an arithmetic number, because the mean of its divisors is an integer number (1499126567842).

Almost surely, 2^{13163253532323} is an apocalyptic number.

13163253532323 is a deficient number, since it is larger than the sum of its proper divisors (4826265281781).

13163253532323 is an equidigital number, since it uses as much as digits as its factorization.

13163253532323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2610203046 (or 2610203005 counting only the distinct ones).

The product of its digits is 874800, while the sum is 42.

Adding to 13163253532323 its reverse (32323535236131), we get a palindrome (45486788768454).

The spelling of 13163253532323 in words is "thirteen trillion, one hundred sixty-three billion, two hundred fifty-three million, five hundred thirty-two thousand, three hundred twenty-three".