13563606896 has 60 divisors (see below), whose sum is σ = 30747029832. Its totient is φ = 5779315584.

The previous prime is 13563606869. The next prime is 13563606911. The reversal of 13563606896 is 69860636531.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 85631 + ... + 185633.

Almost surely, 2^13563606896 is an apocalyptic number.

13563606896 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13563606896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15373514916).

13563606896 is an abundant number, since it is smaller than the sum of its proper divisors (17183422936).

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

13563606896 is a wasteful number, since it uses less digits than its factorization.

13563606896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100198 (or 100185 counting only the distinct ones).

The product of its (nonzero) digits is 4199040, while the sum is 53.

The spelling of 13563606896 in words is "thirteen billion, five hundred sixty-three million, six hundred six thousand, eight hundred ninety-six".