16516044 has 36 divisors (see below), whose sum is σ = 44206344. Its totient is φ = 5181312.

The previous prime is 16516043. The next prime is 16516063. The reversal of 16516044 is 44061561.

16516044 is a `hidden beast` number, since 1 + 6 + 51 + 604 + 4 = 666.

16516044 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a zygodrome in base 2.

It is a junction number, because it is equal to n+sod(n) for n = 16515999 and 16516017.

It is not an unprimeable number, because it can be changed into a prime (16516043) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12882 + ... + 14105.

It is an arithmetic number, because the mean of its divisors is an integer number (1227954).

Almost surely, 2^16516044 is an apocalyptic number.

It is an amenable number.

16516044 is an abundant number, since it is smaller than the sum of its proper divisors (27690300).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16516044 is a wasteful number, since it uses less digits than its factorization.

16516044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27014 (or 27009 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 16516044 is about 4063.9936023572. The cubic root of 16516044 is about 254.6646572334.

The spelling of 16516044 in words is "sixteen million, five hundred sixteen thousand, forty-four".