13525303155 has 96 divisors (see below), whose sum is σ = 27391420224. Its totient is φ = 5648154624.

The previous prime is 13525303087. The next prime is 13525303171. The reversal of 13525303155 is 55130352531.

It is a happy number.

It is not a de Polignac number, because 13525303155 - 2⁷ = 13525303027 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 919539 + ... + 934131.

It is an arithmetic number, because the mean of its divisors is an integer number (285327294).

Almost surely, 2^13525303155 is an apocalyptic number.

13525303155 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

13525303155 is an abundant number, since it is smaller than the sum of its proper divisors (13866117069).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13525303155 is a wasteful number, since it uses less digits than its factorization.

13525303155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14725 (or 14718 counting only the distinct ones).

The product of its (nonzero) digits is 33750, while the sum is 33.

Adding to 13525303155 its reverse (55130352531), we get a palindrome (68655655686).

The spelling of 13525303155 in words is "thirteen billion, five hundred twenty-five million, three hundred three thousand, one hundred fifty-five".