13668103816 has 16 divisors (see below), whose sum is σ = 25867207440. Its totient is φ = 6770181840.

The previous prime is 13668103769. The next prime is 13668103829. The reversal of 13668103816 is 61830186631.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7982850 + ... + 7984561.

It is an arithmetic number, because the mean of its divisors is an integer number (1616700465).

Almost surely, 2^13668103816 is an apocalyptic number.

It is an amenable number.

13668103816 is a deficient number, since it is larger than the sum of its proper divisors (12199103624).

13668103816 is a wasteful number, since it uses less digits than its factorization.

13668103816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15967524 (or 15967520 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 43.

The spelling of 13668103816 in words is "thirteen billion, six hundred sixty-eight million, one hundred three thousand, eight hundred sixteen".