13508818413 has 8 divisors (see below), whose sum is σ = 18794877888. Its totient is φ = 8614318944.

The previous prime is 13508818399. The next prime is 13508818441. The reversal of 13508818413 is 31481880531.

13508818413 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13508818413 - 2¹⁴ = 13508802029 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13508818513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97889920 + ... + 97890057.

It is an arithmetic number, because the mean of its divisors is an integer number (2349359736).

Almost surely, 2^13508818413 is an apocalyptic number.

It is an amenable number.

13508818413 is a deficient number, since it is larger than the sum of its proper divisors (5286059475).

13508818413 is a wasteful number, since it uses less digits than its factorization.

13508818413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195780003.

The product of its (nonzero) digits is 92160, while the sum is 42.

The spelling of 13508818413 in words is "thirteen billion, five hundred eight million, eight hundred eighteen thousand, four hundred thirteen".