13136405233163 has 4 divisors (see below), whose sum is σ = 13136578154328. Its totient is φ = 13136232312000.

The previous prime is 13136405233157. The next prime is 13136405233169. The reversal of 13136405233163 is 36133250463131.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (13136405233157) and next prime (13136405233169).

It is a cyclic number.

It is not a de Polignac number, because 13136405233163 - 2¹² = 13136405229067 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13136405233163.

It is not an unprimeable number, because it can be changed into a prime (13136405233169) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 86346581 + ... + 86498582.

It is an arithmetic number, because the mean of its divisors is an integer number (3284144538582).

Almost surely, 2^{13136405233163} is an apocalyptic number.

13136405233163 is a deficient number, since it is larger than the sum of its proper divisors (172921165).

13136405233163 is an equidigital number, since it uses as much as digits as its factorization.

13136405233163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172921164.

The product of its (nonzero) digits is 349920, while the sum is 41.

Adding to 13136405233163 its reverse (36133250463131), we get a palindrome (49269655696294).

The spelling of 13136405233163 in words is "thirteen trillion, one hundred thirty-six billion, four hundred five million, two hundred thirty-three thousand, one hundred sixty-three".