13085203355 has 32 divisors (see below), whose sum is σ = 18743906304. Its totient is φ = 8574230016.

The previous prime is 13085203349. The next prime is 13085203357. The reversal of 13085203355 is 55330258031.

It is a cyclic number.

It is not a de Polignac number, because 13085203355 - 2²⁴ = 13068426139 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is not an unprimeable number, because it can be changed into a prime (13085203357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 880547 + ... + 895283.

It is an arithmetic number, because the mean of its divisors is an integer number (585747072).

Almost surely, 2^13085203355 is an apocalyptic number.

13085203355 is a deficient number, since it is larger than the sum of its proper divisors (5658702949).

13085203355 is a wasteful number, since it uses less digits than its factorization.

13085203355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15875.

The product of its (nonzero) digits is 54000, while the sum is 35.

The spelling of 13085203355 in words is "thirteen billion, eighty-five million, two hundred three thousand, three hundred fifty-five".