8056564956 has 72 divisors (see below), whose sum is σ = 22312193904. Its totient is φ = 2430877440.

The previous prime is 8056564933. The next prime is 8056564969. The reversal of 8056564956 is 6594656508.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 48610 + ... + 135926.

It is an arithmetic number, because the mean of its divisors is an integer number (309891582).

Almost surely, 2^8056564956 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 8056564956, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11156096952).

8056564956 is an abundant number, since it is smaller than the sum of its proper divisors (14255628948).

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

8056564956 is a wasteful number, since it uses less digits than its factorization.

8056564956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87571 (or 87566 counting only the distinct ones).

The product of its (nonzero) digits is 7776000, while the sum is 54.

The square root of 8056564956 is about 89758.3698381382. The cubic root of 8056564956 is about 2004.7026800667.

The spelling of 8056564956 in words is "eight billion, fifty-six million, five hundred sixty-four thousand, nine hundred fifty-six".