13561304433313 has 16 divisors (see below), whose sum is σ = 16710970017280. Its totient is φ = 10716880136256.

The previous prime is 13561304433307. The next prime is 13561304433329. The reversal of 13561304433313 is 31333440316531.

It is not a de Polignac number, because 13561304433313 - 2¹⁷ = 13561304302241 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13561304430313) 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 15 ways as a sum of consecutive naturals, for example, 89807145 + ... + 89958022.

It is an arithmetic number, because the mean of its divisors is an integer number (1044435626080).

Almost surely, 2^{13561304433313} is an apocalyptic number.

13561304433313 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

13561304433313 is a deficient number, since it is larger than the sum of its proper divisors (3149665583967).

13561304433313 is a wasteful number, since it uses less digits than its factorization.

13561304433313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179766016.

The product of its (nonzero) digits is 349920, while the sum is 40.

Adding to 13561304433313 its reverse (31333440316531), we get a palindrome (44894744749844).

The spelling of 13561304433313 in words is "thirteen trillion, five hundred sixty-one billion, three hundred four million, four hundred thirty-three thousand, three hundred thirteen".