2017055856 has 20 divisors (see below), whose sum is σ = 5210727752. Its totient is φ = 672351936.

The previous prime is 2017055849. The next prime is 2017055891. The reversal of 2017055856 is 6585507102.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

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, 21010951 + ... + 21011046.

Almost surely, 2^2017055856 is an apocalyptic number.

It is an amenable number.

2017055856 is an abundant number, since it is smaller than the sum of its proper divisors (3193671896).

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

2017055856 is a wasteful number, since it uses less digits than its factorization.

2017055856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42022008 (or 42022002 counting only the distinct ones).

The product of its (nonzero) digits is 84000, while the sum is 39.

The square root of 2017055856 is about 44911.6449932531. The cubic root of 2017055856 is about 1263.4924222502.

The spelling of 2017055856 in words is "two billion, seventeen million, fifty-five thousand, eight hundred fifty-six".