6889784965056 has 112 divisors (see below), whose sum is σ = 23148219367680. Its totient is φ = 1968509986560.

The previous prime is 6889784965039. The next prime is 6889784965069. The reversal of 6889784965056 is 6505694879886.

6889784965056 is a `hidden beast` number, since 6 + 8 + 8 + 9 + 78 + 496 + 5 + 0 + 56 = 666.

It is a tau number, because it is divible by the number of its divisors (112).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 284783910 + ... + 284808101.

Almost surely, 2^{6889784965056} is an apocalyptic number.

It is an amenable number.

6889784965056 is an abundant number, since it is smaller than the sum of its proper divisors (16258434402624).

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

6889784965056 is a wasteful number, since it uses less digits than its factorization.

6889784965056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 569592039 (or 569592023 counting only the distinct ones).

The product of its (nonzero) digits is 6270566400, while the sum is 81.

The spelling of 6889784965056 in words is "six trillion, eight hundred eighty-nine billion, seven hundred eighty-four million, nine hundred sixty-five thousand, fifty-six".