8847856681056 has 144 divisors (see below), whose sum is σ = 26489503535040. Its totient is φ = 2793622936320.

The previous prime is 8847856681049. The next prime is 8847856681127. The reversal of 8847856681056 is 6501866587488.

8847856681056 is a `hidden beast` number, since 8 + 8 + 4 + 7 + 8 + 566 + 8 + 1 + 0 + 56 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 35789551 + ... + 36035921.

It is an arithmetic number, because the mean of its divisors is an integer number (183954885660).

Almost surely, 2^{8847856681056} 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 8847856681056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13244751767520).

8847856681056 is an abundant number, since it is smaller than the sum of its proper divisors (17641646853984).

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

8847856681056 is a wasteful number, since it uses less digits than its factorization.

8847856681056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252969 (or 252958 counting only the distinct ones).

The product of its (nonzero) digits is 619315200, while the sum is 72.

The spelling of 8847856681056 in words is "eight trillion, eight hundred forty-seven billion, eight hundred fifty-six million, six hundred eighty-one thousand, fifty-six".