9045838209009 has 48 divisors (see below), whose sum is σ = 14492769697728. Its totient is φ = 5000274453888.

The previous prime is 9045838208999. The next prime is 9045838209011. The reversal of 9045838209009 is 9009028385409.

It is not a de Polignac number, because 9045838209009 - 2¹¹ = 9045838206961 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 9045838209009.

It is not an unprimeable number, because it can be changed into a prime (9045838209029) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3865827 + ... + 5747720.

It is an arithmetic number, because the mean of its divisors is an integer number (301932702036).

Almost surely, 2^{9045838209009} is an apocalyptic number.

It is an amenable number.

9045838209009 is a deficient number, since it is larger than the sum of its proper divisors (5446931488719).

9045838209009 is a wasteful number, since it uses less digits than its factorization.

9045838209009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9613774 (or 9613767 counting only the distinct ones).

The product of its (nonzero) digits is 5598720, while the sum is 57.

The spelling of 9045838209009 in words is "nine trillion, forty-five billion, eight hundred thirty-eight million, two hundred nine thousand, nine".