9099000009909 has 64 divisors (see below), whose sum is σ = 14446129766400. Its totient is φ = 5647440744000.

The previous prime is 9099000009901. The next prime is 9099000009937.

9099000009909 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 9099000009909 - 2³ = 9099000009901 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9099000009901) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2471124 + ... + 4929954.

It is an arithmetic number, because the mean of its divisors is an integer number (225720777600).

Almost surely, 2^{9099000009909} is an apocalyptic number.

It is an amenable number.

9099000009909 is a deficient number, since it is larger than the sum of its proper divisors (5347129756491).

9099000009909 is a wasteful number, since it uses less digits than its factorization.

9099000009909 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2459023 (or 2459017 counting only the distinct ones).

The product of its (nonzero) digits is 531441, while the sum is 54.

It can be divided in two parts, 909900000 and 9909, that added together give a palindrome (909909909).

The spelling of 9099000009909 in words is "nine trillion, ninety-nine billion, nine thousand, nine hundred nine".