439085422089 has 12 divisors (see below), whose sum is σ = 640392116416. Its totient is φ = 289881637272.

The previous prime is 439085422051. The next prime is 439085422093. The reversal of 439085422089 is 980224580934.

439085422089 is a `hidden beast` number, since 4 + 3 + 90 + 8 + 542 + 2 + 0 + 8 + 9 = 666.

It is not a de Polignac number, because 439085422089 - 2⁸ = 439085421833 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (439085422019) 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, 236830477 + ... + 236832330.

Almost surely, 2^439085422089 is an apocalyptic number.

It is an amenable number.

439085422089 is a deficient number, since it is larger than the sum of its proper divisors (201306694327).

439085422089 is a wasteful number, since it uses less digits than its factorization.

439085422089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 473662916 (or 473662913 counting only the distinct ones).

The product of its (nonzero) digits is 4976640, while the sum is 54.

The spelling of 439085422089 in words is "four hundred thirty-nine billion, eighty-five million, four hundred twenty-two thousand, eighty-nine".