439109332911 has 12 divisors (see below), whose sum is σ = 638832124840. Its totient is φ = 290633514480.

The previous prime is 439109332897. The next prime is 439109332939. The reversal of 439109332911 is 119233901934.

It is a happy number.

439109332911 is a `hidden beast` number, since 439 + 10 + 93 + 32 + 91 + 1 = 666.

It is not a de Polignac number, because 439109332911 - 2⁹ = 439109332399 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (439109333911) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 175502080 + ... + 175504581.

Almost surely, 2^439109332911 is an apocalyptic number.

439109332911 is a deficient number, since it is larger than the sum of its proper divisors (199722791929).

439109332911 is a wasteful number, since it uses less digits than its factorization.

439109332911 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 351006806 (or 351006803 counting only the distinct ones).

The product of its (nonzero) digits is 157464, while the sum is 45.

The spelling of 439109332911 in words is "four hundred thirty-nine billion, one hundred nine million, three hundred thirty-two thousand, nine hundred eleven".