13529347688 has 16 divisors (see below), whose sum is σ = 25375812000. Its totient is φ = 6762464496.

The previous prime is 13529347681. The next prime is 13529347697. The reversal of 13529347688 is 88674392531.

13529347688 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (13529347681) 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 3 ways as a sum of consecutive naturals, for example, 249998 + ... + 299261.

It is an arithmetic number, because the mean of its divisors is an integer number (1585988250).

Almost surely, 2^13529347688 is an apocalyptic number.

It is an amenable number.

13529347688 is a deficient number, since it is larger than the sum of its proper divisors (11846464312).

13529347688 is a wasteful number, since it uses less digits than its factorization.

13529347688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 552344 (or 552340 counting only the distinct ones).

The product of its digits is 8709120, while the sum is 56.

The spelling of 13529347688 in words is "thirteen billion, five hundred twenty-nine million, three hundred forty-seven thousand, six hundred eighty-eight".