16608686173388 has 12 divisors (see below), whose sum is σ = 29774108140392. Its totient is φ = 8101798133280.

The previous prime is 16608686173361. The next prime is 16608686173477. The reversal of 16608686173388 is 88337168680661.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50636238170 + ... + 50636238497.

It is an arithmetic number, because the mean of its divisors is an integer number (2481175678366).

Almost surely, 2^{16608686173388} is an apocalyptic number.

It is an amenable number.

16608686173388 is a deficient number, since it is larger than the sum of its proper divisors (13165421967004).

16608686173388 is a wasteful number, since it uses less digits than its factorization.

16608686173388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101272476712 (or 101272476710 counting only the distinct ones).

The product of its (nonzero) digits is 334430208, while the sum is 71.

The spelling of 16608686173388 in words is "sixteen trillion, six hundred eight billion, six hundred eighty-six million, one hundred seventy-three thousand, three hundred eighty-eight".