16606726768 has 20 divisors (see below), whose sum is σ = 32180996088. Its totient is φ = 8301953600.

The previous prime is 16606726757. The next prime is 16606726783. The reversal of 16606726768 is 86762760661.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12555 + ... + 182677.

Almost surely, 2^16606726768 is an apocalyptic number.

It is an amenable number.

16606726768 is a deficient number, since it is larger than the sum of its proper divisors (15574269320).

16606726768 is a wasteful number, since it uses less digits than its factorization.

16606726768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176232 (or 176226 counting only the distinct ones).

The product of its (nonzero) digits is 6096384, while the sum is 55.

The spelling of 16606726768 in words is "sixteen billion, six hundred six million, seven hundred twenty-six thousand, seven hundred sixty-eight".