3609904434890 has 32 divisors (see below), whose sum is σ = 7102103621760. Its totient is φ = 1312993940544.

The previous prime is 3609904434889. The next prime is 3609904434901. The reversal of 3609904434890 is 984344099063.

It is a happy number.

3609904434890 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 207218870 + ... + 207236289.

It is an arithmetic number, because the mean of its divisors is an integer number (221940738180).

Almost surely, 2^{3609904434890} is an apocalyptic number.

3609904434890 is a deficient number, since it is larger than the sum of its proper divisors (3492199186870).

3609904434890 is a wasteful number, since it uses less digits than its factorization.

3609904434890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 414455246.

The product of its (nonzero) digits is 20155392, while the sum is 59.

The spelling of 3609904434890 in words is "three trillion, six hundred nine billion, nine hundred four million, four hundred thirty-four thousand, eight hundred ninety".