9904168380289 has 16 divisors (see below), whose sum is σ = 10615071200832. Its totient is φ = 9207563079168.

The previous prime is 9904168380283. The next prime is 9904168380307. The reversal of 9904168380289 is 9820838614099.

It is a cyclic number.

It is not a de Polignac number, because 9904168380289 - 2⁵ = 9904168380257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9904168380283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7035277 + ... + 8324869.

It is an arithmetic number, because the mean of its divisors is an integer number (663441950052).

Almost surely, 2^{9904168380289} is an apocalyptic number.

It is an amenable number.

9904168380289 is a deficient number, since it is larger than the sum of its proper divisors (710902820543).

9904168380289 is a wasteful number, since it uses less digits than its factorization.

9904168380289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1295136.

The product of its (nonzero) digits is 53747712, while the sum is 67.

The spelling of 9904168380289 in words is "nine trillion, nine hundred four billion, one hundred sixty-eight million, three hundred eighty thousand, two hundred eighty-nine".