16606206000172 has 6 divisors (see below), whose sum is σ = 29060860500308. Its totient is φ = 8303103000084.

The previous prime is 16606206000149. The next prime is 16606206000217. The reversal of 16606206000172 is 27100060260661.

It is a happy number.

16606206000172 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2075775750018 + ... + 2075775750025.

Almost surely, 2^{16606206000172} is an apocalyptic number.

It is an amenable number.

16606206000172 is a deficient number, since it is larger than the sum of its proper divisors (12454654500136).

16606206000172 is a wasteful number, since it uses less digits than its factorization.

16606206000172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4151551500047 (or 4151551500045 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 37.

The spelling of 16606206000172 in words is "sixteen trillion, six hundred six billion, two hundred six million, one hundred seventy-two", and thus it is an aban number.