13445732135 has 64 divisors (see below), whose sum is σ = 18455247360. Its totient is φ = 9318382080.

The previous prime is 13445732117. The next prime is 13445732177. The reversal of 13445732135 is 53123754431.

It is not a de Polignac number, because 13445732135 - 2¹⁸ = 13445469991 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 24139277 + ... + 24139833.

It is an arithmetic number, because the mean of its divisors is an integer number (288363240).

Almost surely, 2^13445732135 is an apocalyptic number.

13445732135 is a deficient number, since it is larger than the sum of its proper divisors (5009515225).

13445732135 is a wasteful number, since it uses less digits than its factorization.

13445732135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 848.

The product of its digits is 151200, while the sum is 38.

The spelling of 13445732135 in words is "thirteen billion, four hundred forty-five million, seven hundred thirty-two thousand, one hundred thirty-five".