904947289609 has 16 divisors (see below), whose sum is σ = 1003495504320. Its totient is φ = 809115048000.

The previous prime is 904947289601. The next prime is 904947289621. The reversal of 904947289609 is 906982749409.

904947289609 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 904947289609 - 2³ = 904947289601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (904947289601) 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, 7597687 + ... + 7715875.

It is an arithmetic number, because the mean of its divisors is an integer number (62718469020).

Almost surely, 2^904947289609 is an apocalyptic number.

It is an amenable number.

904947289609 is a deficient number, since it is larger than the sum of its proper divisors (98548214711).

904947289609 is a wasteful number, since it uses less digits than its factorization.

904947289609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129672.

The product of its (nonzero) digits is 70543872, while the sum is 67.

The spelling of 904947289609 in words is "nine hundred four billion, nine hundred forty-seven million, two hundred eighty-nine thousand, six hundred nine".