16616056 has 8 divisors (see below), whose sum is σ = 31155120. Its totient is φ = 8308024.

The previous prime is 16616053. The next prime is 16616081. The reversal of 16616056 is 65061661.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16616053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1038496 + ... + 1038511.

It is an arithmetic number, because the mean of its divisors is an integer number (3894390).

Almost surely, 2^16616056 is an apocalyptic number.

It is an amenable number.

16616056 is a deficient number, since it is larger than the sum of its proper divisors (14539064).

16616056 is a wasteful number, since it uses less digits than its factorization.

16616056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2077013 (or 2077009 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 16616056 is about 4076.2796763716. The cubic root of 16616056 is about 255.1776590998.

The spelling of 16616056 in words is "sixteen million, six hundred sixteen thousand, fifty-six".