13104531205535 has 16 divisors (see below), whose sum is σ = 19605740193792. Its totient is φ = 8169058413600.

The previous prime is 13104531205487. The next prime is 13104531205561. The reversal of 13104531205535 is 53550213540131.

It is not a de Polignac number, because 13104531205535 - 2⁸ = 13104531205279 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17018871311 + ... + 17018872080.

It is an arithmetic number, because the mean of its divisors is an integer number (1225358762112).

Almost surely, 2^{13104531205535} is an apocalyptic number.

13104531205535 is a deficient number, since it is larger than the sum of its proper divisors (6501208988257).

13104531205535 is a wasteful number, since it uses less digits than its factorization.

13104531205535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34037743414.

The product of its (nonzero) digits is 135000, while the sum is 38.

Adding to 13104531205535 its reverse (53550213540131), we get a palindrome (66654744745666).

The spelling of 13104531205535 in words is "thirteen trillion, one hundred four billion, five hundred thirty-one million, two hundred five thousand, five hundred thirty-five".