8664836956 has 6 divisors (see below), whose sum is σ = 15163464680. Its totient is φ = 4332418476.

The previous prime is 8664836911. The next prime is 8664836959. The reversal of 8664836956 is 6596384668.

8664836956 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 8664836894 and 8664836903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8664836959) 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 as a sum of consecutive naturals, namely, 1083104616 + ... + 1083104623.

Almost surely, 2^8664836956 is an apocalyptic number.

It is an amenable number.

8664836956 is a deficient number, since it is larger than the sum of its proper divisors (6498627724).

8664836956 is a wasteful number, since it uses less digits than its factorization.

8664836956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2166209243 (or 2166209241 counting only the distinct ones).

The product of its digits is 44789760, while the sum is 61.

The square root of 8664836956 is about 93085.1059837179. The cubic root of 8664836956 is about 2053.9354862998.

The spelling of 8664836956 in words is "eight billion, six hundred sixty-four million, eight hundred thirty-six thousand, nine hundred fifty-six".