504940565439 has 12 divisors (see below), whose sum is σ = 736579968072. Its totient is φ = 333294102000.

The previous prime is 504940565401. The next prime is 504940565453. The reversal of 504940565439 is 934565049405.

504940565439 is a `hidden beast` number, since 5 + 0 + 4 + 9 + 40 + 56 + 543 + 9 = 666.

It is not a de Polignac number, because 504940565439 - 2³² = 500645598143 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (504940565839) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 277744177 + ... + 277745994.

It is an arithmetic number, because the mean of its divisors is an integer number (61381664006).

Almost surely, 2^504940565439 is an apocalyptic number.

504940565439 is a deficient number, since it is larger than the sum of its proper divisors (231639402633).

504940565439 is a wasteful number, since it uses less digits than its factorization.

504940565439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 555490278 (or 555490275 counting only the distinct ones).

The product of its (nonzero) digits is 11664000, while the sum is 54.

The spelling of 504940565439 in words is "five hundred four billion, nine hundred forty million, five hundred sixty-five thousand, four hundred thirty-nine".