9672566208 has 56 divisors (see below), whose sum is σ = 26938955520. Its totient is φ = 3054493440.

The previous prime is 9672566161. The next prime is 9672566261. The reversal of 9672566208 is 8026652769.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1322088 + ... + 1329383.

Almost surely, 2^9672566208 is an apocalyptic number.

It is an amenable number.

9672566208 is an abundant number, since it is smaller than the sum of its proper divisors (17266389312).

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

9672566208 is a wasteful number, since it uses less digits than its factorization.

9672566208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2651505 (or 2651495 counting only the distinct ones).

The product of its (nonzero) digits is 2177280, while the sum is 51.

The square root of 9672566208 is about 98349.2054263785. The cubic root of 9672566208 is about 2130.6587783527.

The spelling of 9672566208 in words is "nine billion, six hundred seventy-two million, five hundred sixty-six thousand, two hundred eight".