13235288528136 has 128 divisors (see below), whose sum is σ = 35320200854400. Its totient is φ = 4118429552640.

The previous prime is 13235288528129. The next prime is 13235288528167. The reversal of 13235288528136 is 63182588253231.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 105390150 + ... + 105515658.

It is an arithmetic number, because the mean of its divisors is an integer number (275939069175).

Almost surely, 2^{13235288528136} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13235288528136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17660100427200).

13235288528136 is an abundant number, since it is smaller than the sum of its proper divisors (22084912326264).

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

13235288528136 is a wasteful number, since it uses less digits than its factorization.

13235288528136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127639 (or 127635 counting only the distinct ones).

The product of its digits is 16588800, while the sum is 57.

The spelling of 13235288528136 in words is "thirteen trillion, two hundred thirty-five billion, two hundred eighty-eight million, five hundred twenty-eight thousand, one hundred thirty-six".