13686016216 has 8 divisors (see below), whose sum is σ = 25661280420. Its totient is φ = 6843008104.

The previous prime is 13686016147. The next prime is 13686016241. The reversal of 13686016216 is 61261068631.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×13686016216² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 855376006 + ... + 855376021.

Almost surely, 2^13686016216 is an apocalyptic number.

It is an amenable number.

13686016216 is a deficient number, since it is larger than the sum of its proper divisors (11975264204).

13686016216 is a wasteful number, since it uses less digits than its factorization.

13686016216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1710752033 (or 1710752029 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 40.

The spelling of 13686016216 in words is "thirteen billion, six hundred eighty-six million, sixteen thousand, two hundred sixteen".