904884488409 has 16 divisors (see below), whose sum is σ = 1318242610944. Its totient is φ = 547561928400.

The previous prime is 904884488371. The next prime is 904884488483.

904884488409 is nontrivially palindromic in base 10.

904884488409 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 904884488409 - 2¹¹ = 904884486361 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 904884488409.

It is not an unprimeable number, because it can be changed into a prime (904884488489) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21301287 + ... + 21343724.

It is an arithmetic number, because the mean of its divisors is an integer number (82390163184).

Almost surely, 2^904884488409 is an apocalyptic number.

It is an amenable number.

904884488409 is a deficient number, since it is larger than the sum of its proper divisors (413358122535).

904884488409 is a wasteful number, since it uses less digits than its factorization.

904884488409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42645668.

The product of its (nonzero) digits is 84934656, while the sum is 66.

The spelling of 904884488409 in words is "nine hundred four billion, eight hundred eighty-four million, four hundred eighty-eight thousand, four hundred nine".