13567680688 has 60 divisors (see below), whose sum is σ = 27959194872. Its totient is φ = 6376898560.

The previous prime is 13567680661. The next prime is 13567680697. The reversal of 13567680688 is 88608676531.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5626203 + ... + 5628613.

Almost surely, 2^13567680688 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 13567680688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13979597436).

13567680688 is an abundant number, since it is smaller than the sum of its proper divisors (14391514184).

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

13567680688 is a wasteful number, since it uses less digits than its factorization.

13567680688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3670 (or 3647 counting only the distinct ones).

The product of its (nonzero) digits is 11612160, while the sum is 58.

The spelling of 13567680688 in words is "thirteen billion, five hundred sixty-seven million, six hundred eighty thousand, six hundred eighty-eight".