9000985089 has 8 divisors (see below), whose sum is σ = 12003424000. Its totient is φ = 5999601456.

The previous prime is 9000985073. The next prime is 9000985099. The reversal of 9000985089 is 9805890009.

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

It is not a de Polignac number, because 9000985089 - 2⁴ = 9000985073 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (9000985009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 243697 + ... + 278190.

It is an arithmetic number, because the mean of its divisors is an integer number (1500428000).

Almost surely, 2^9000985089 is an apocalyptic number.

It is an amenable number.

9000985089 is a deficient number, since it is larger than the sum of its proper divisors (3002438911).

9000985089 is a wasteful number, since it uses less digits than its factorization.

9000985089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 527639.

The product of its (nonzero) digits is 233280, while the sum is 48.

The square root of 9000985089 is about 94873.5215378875. The cubic root of 9000985089 is about 2080.1597116792.

The spelling of 9000985089 in words is "nine billion, nine hundred eighty-five thousand, eighty-nine".