16660664176 has 20 divisors (see below), whose sum is σ = 34763117032. Its totient is φ = 7689537216.

The previous prime is 16660664131. The next prime is 16660664203. The reversal of 16660664176 is 67146606661.

16660664176 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40049466 + ... + 40049881.

Almost surely, 2^16660664176 is an apocalyptic number.

16660664176 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

16660664176 is an abundant number, since it is smaller than the sum of its proper divisors (18102452856).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16660664176 is a wasteful number, since it uses less digits than its factorization.

16660664176 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80099368 (or 80099362 counting only the distinct ones).

The product of its (nonzero) digits is 1306368, while the sum is 49.

The spelling of 16660664176 in words is "sixteen billion, six hundred sixty million, six hundred sixty-four thousand, one hundred seventy-six".