16056666616 has 16 divisors (see below), whose sum is σ = 30168077040. Its totient is φ = 8011846080.

The previous prime is 16056666607. The next prime is 16056666641. The reversal of 16056666616 is 61666665061.

It is a self number, because there is not a number n which added to its sum of digits gives 16056666616.

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, 2056765 + ... + 2064556.

It is an arithmetic number, because the mean of its divisors is an integer number (1885504815).

Almost surely, 2^16056666616 is an apocalyptic number.

It is an amenable number.

16056666616 is a deficient number, since it is larger than the sum of its proper divisors (14111410424).

16056666616 is a wasteful number, since it uses less digits than its factorization.

16056666616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4121814 (or 4121810 counting only the distinct ones).

The product of its (nonzero) digits is 1399680, while the sum is 49.

The spelling of 16056666616 in words is "sixteen billion, fifty-six million, six hundred sixty-six thousand, six hundred sixteen".