16656166016156 has 12 divisors (see below), whose sum is σ = 29264419177560. Its totient is φ = 8294903394000.

The previous prime is 16656166016123. The next prime is 16656166016159. The reversal of 16656166016156 is 65161066165661.

16656166016156 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 not an unprimeable number, because it can be changed into a prime (16656166016159) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8294902391 + ... + 8294904398.

It is an arithmetic number, because the mean of its divisors is an integer number (2438701598130).

Almost surely, 2^{16656166016156} is an apocalyptic number.

It is an amenable number.

16656166016156 is a deficient number, since it is larger than the sum of its proper divisors (12608253161404).

16656166016156 is a wasteful number, since it uses less digits than its factorization.

16656166016156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16589807044 (or 16589807042 counting only the distinct ones).

The product of its (nonzero) digits is 6998400, while the sum is 56.

The spelling of 16656166016156 in words is "sixteen trillion, six hundred fifty-six billion, one hundred sixty-six million, sixteen thousand, one hundred fifty-six".