2016044856 has 128 divisors (see below), whose sum is σ = 6737088000. Its totient is φ = 545688576.

The previous prime is 2016044831. The next prime is 2016044861. The reversal of 2016044856 is 6584406102.

2016044856 is a `hidden beast` number, since 2 + 0 + 1 + 604 + 48 + 5 + 6 = 666.

It is a super-2 number, since 2×2016044856² = 8128873722808121472, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 2016044856.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6361 + ... + 63816.

It is an arithmetic number, because the mean of its divisors is an integer number (52633500).

Almost surely, 2^2016044856 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2016044856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3368544000).

2016044856 is an abundant number, since it is smaller than the sum of its proper divisors (4721043144).

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

2016044856 is a wasteful number, since it uses less digits than its factorization.

2016044856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70218 (or 70208 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 36.

The square root of 2016044856 is about 44900.3881497699. The cubic root of 2016044856 is about 1263.2812887285.

The spelling of 2016044856 in words is "two billion, sixteen million, forty-four thousand, eight hundred fifty-six".