9008765009 has 8 divisors (see below), whose sum is σ = 9220740672. Its totient is φ = 8796901680.

The previous prime is 9008764907. The next prime is 9008765023. The reversal of 9008765009 is 9005678009.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 9008765009 - 2¹⁶ = 9008699473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9008765039) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 146852 + ... + 198954.

It is an arithmetic number, because the mean of its divisors is an integer number (1152592584).

Almost surely, 2^9008765009 is an apocalyptic number.

It is an amenable number.

9008765009 is a deficient number, since it is larger than the sum of its proper divisors (211975663).

9008765009 is a wasteful number, since it uses less digits than its factorization.

9008765009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56167.

The product of its (nonzero) digits is 136080, while the sum is 44.

The square root of 9008765009 is about 94914.5142167414. The cubic root of 9008765009 is about 2080.7588614960.

The spelling of 9008765009 in words is "nine billion, eight million, seven hundred sixty-five thousand, nine".