6885530856 has 48 divisors (see below), whose sum is σ = 18652140000. Its totient is φ = 2294705952.

The previous prime is 6885530851. The next prime is 6885530863. The reversal of 6885530856 is 6580355886.

6885530856 is a `hidden beast` number, since 6 + 8 + 8 + 553 + 0 + 85 + 6 = 666.

It is not an unprimeable number, because it can be changed into a prime (6885530851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 642615 + ... + 653241.

It is an arithmetic number, because the mean of its divisors is an integer number (388586250).

Almost surely, 2^6885530856 is an apocalyptic number.

It is an amenable number.

6885530856 is an abundant number, since it is smaller than the sum of its proper divisors (11766609144).

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

6885530856 is a wasteful number, since it uses less digits than its factorization.

6885530856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19638 (or 19631 counting only the distinct ones).

The product of its (nonzero) digits is 6912000, while the sum is 54.

The square root of 6885530856 is about 82979.0989105088. The cubic root of 6885530856 is about 1902.4466040524.

The spelling of 6885530856 in words is "six billion, eight hundred eighty-five million, five hundred thirty thousand, eight hundred fifty-six".