16138486604 has 12 divisors (see below), whose sum is σ = 28294559328. Its totient is φ = 8054326800.

The previous prime is 16138486583. The next prime is 16138486619. The reversal of 16138486604 is 40668483161.

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, 3726692 + ... + 3731019.

It is an arithmetic number, because the mean of its divisors is an integer number (2357879944).

Almost surely, 2^16138486604 is an apocalyptic number.

It is an amenable number.

16138486604 is a deficient number, since it is larger than the sum of its proper divisors (12156072724).

16138486604 is a wasteful number, since it uses less digits than its factorization.

16138486604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7458256 (or 7458254 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 47.

The spelling of 16138486604 in words is "sixteen billion, one hundred thirty-eight million, four hundred eighty-six thousand, six hundred four".