16659900167 has 16 divisors (see below), whose sum is σ = 17348815872. Its totient is φ = 15985401120.

The previous prime is 16659900157. The next prime is 16659900197. The reversal of 16659900167 is 76100995661.

It is a cyclic number.

It is not a de Polignac number, because 16659900167 - 2²⁰ = 16658851591 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16659900157) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6143942 + ... + 6146652.

It is an arithmetic number, because the mean of its divisors is an integer number (1084300992).

Almost surely, 2^16659900167 is an apocalyptic number.

16659900167 is a deficient number, since it is larger than the sum of its proper divisors (688915705).

16659900167 is a wasteful number, since it uses less digits than its factorization.

16659900167 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5278.

The product of its (nonzero) digits is 612360, while the sum is 50.

The spelling of 16659900167 in words is "sixteen billion, six hundred fifty-nine million, nine hundred thousand, one hundred sixty-seven".