9000090900010 has 40 divisors (see below), whose sum is σ = 18899066397636. Its totient is φ = 3085745443200.

The previous prime is 9000090899959. The next prime is 9000090900011. The reversal of 9000090900010 is 100090900009.

It can be written as a sum of positive squares in 2 ways, for example, as 7867503278649 + 1132587621361 = 2804907^2 + 1064231^2 .

It is not an unprimeable number, because it can be changed into a prime (9000090900011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 187399791 + ... + 187447810.

Almost surely, 2^{9000090900010} is an apocalyptic number.

9000090900010 is an abundant number, since it is smaller than the sum of its proper divisors (9898975497626).

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

9000090900010 is an equidigital number, since it uses as much as digits as its factorization.

9000090900010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 374847636 (or 374847615 counting only the distinct ones).

The product of its (nonzero) digits is 729, while the sum is 28.

The spelling of 9000090900010 in words is "nine trillion, ninety million, nine hundred thousand, ten".