16656104 has 16 divisors (see below), whose sum is σ = 31306500. Its totient is φ = 8307712.

The previous prime is 16656097. The next prime is 16656119. The reversal of 16656104 is 40165661.

It can be written as a sum of positive squares in 2 ways, for example, as 16564900 + 91204 = 4070^2 + 302^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1274 + ... + 5910.

Almost surely, 2^16656104 is an apocalyptic number.

It is an amenable number.

16656104 is a deficient number, since it is larger than the sum of its proper divisors (14650396).

16656104 is a wasteful number, since it uses less digits than its factorization.

16656104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5092 (or 5088 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 16656104 is about 4081.1890424238. The cubic root of 16656104 is about 255.3825042536.

The spelling of 16656104 in words is "sixteen million, six hundred fifty-six thousand, one hundred four".