8656906120 has 16 divisors (see below), whose sum is σ = 19478038860. Its totient is φ = 3462762432.

The previous prime is 8656906117. The next prime is 8656906133. The reversal of 8656906120 is 216096568.

It can be written as a sum of positive squares in 2 ways, for example, as 8529261316 + 127644804 = 92354^2 + 11298^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 108211287 + ... + 108211366.

Almost surely, 2^8656906120 is an apocalyptic number.

It is an amenable number.

8656906120 is an abundant number, since it is smaller than the sum of its proper divisors (10821132740).

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

8656906120 is a wasteful number, since it uses less digits than its factorization.

8656906120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216422664 (or 216422660 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 43.

The square root of 8656906120 is about 93042.4963121691. The cubic root of 8656906120 is about 2053.3086463506.

The spelling of 8656906120 in words is "eight billion, six hundred fifty-six million, nine hundred six thousand, one hundred twenty".