8662968009 has 72 divisors (see below), whose sum is σ = 13723513440. Its totient is φ = 5400315360.

The previous prime is 8662968007. The next prime is 8662968049. The reversal of 8662968009 is 9008692668.

8662968009 is a `hidden beast` number, since 8 + 6 + 629 + 6 + 8 + 0 + 0 + 9 = 666.

It is not a de Polignac number, because 8662968009 - 2¹ = 8662968007 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8662968007) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 53146962 + ... + 53147124.

Almost surely, 2^8662968009 is an apocalyptic number.

It is an amenable number.

8662968009 is a deficient number, since it is larger than the sum of its proper divisors (5060545431).

8662968009 is a wasteful number, since it uses less digits than its factorization.

8662968009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 340 (or 250 counting only the distinct ones).

The product of its (nonzero) digits is 2239488, while the sum is 54.

The square root of 8662968009 is about 93075.0665269706. The cubic root of 8662968009 is about 2053.7878023287.

The spelling of 8662968009 in words is "eight billion, six hundred sixty-two million, nine hundred sixty-eight thousand, nine".