13608533884 has 48 divisors (see below), whose sum is σ = 26836992000. Its totient is φ = 5981918400.

The previous prime is 13608533863. The next prime is 13608533899. The reversal of 13608533884 is 48833580631.

It is a super-2 number, since 2×13608533884² (a number of 21 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2655877 + ... + 2660995.

It is an arithmetic number, because the mean of its divisors is an integer number (559104000).

Almost surely, 2^13608533884 is an apocalyptic number.

It is an amenable number.

13608533884 is a deficient number, since it is larger than the sum of its proper divisors (13228458116).

13608533884 is a wasteful number, since it uses less digits than its factorization.

13608533884 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7114 (or 7112 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 49.

The spelling of 13608533884 in words is "thirteen billion, six hundred eight million, five hundred thirty-three thousand, eight hundred eighty-four".