8068664008 has 8 divisors (see below), whose sum is σ = 15128745030. Its totient is φ = 4034332000.

The previous prime is 8068663987. The next prime is 8068664039. The reversal of 8068664008 is 8004668608.

It can be written as a sum of positive squares in only one way, i.e., 7946296164 + 122367844 = 89142^2 + 11062^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 504291493 + ... + 504291508.

Almost surely, 2^8068664008 is an apocalyptic number.

It is an amenable number.

8068664008 is a deficient number, since it is larger than the sum of its proper divisors (7060081022).

8068664008 is a wasteful number, since it uses less digits than its factorization.

8068664008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1008583007 (or 1008583003 counting only the distinct ones).

The product of its (nonzero) digits is 442368, while the sum is 46.

The square root of 8068664008 is about 89825.7424572711. The cubic root of 8068664008 is about 2005.7057076377.

The spelling of 8068664008 in words is "eight billion, sixty-eight million, six hundred sixty-four thousand, eight".