479403469589 has 4 divisors (see below), whose sum is σ = 522985603200. Its totient is φ = 435821335980.

The previous prime is 479403469561. The next prime is 479403469627. The reversal of 479403469589 is 985964304974.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 479403469589 - 2¹² = 479403465493 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 (479403469549) 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 3 ways as a sum of consecutive naturals, for example, 21791066789 + ... + 21791066810.

It is an arithmetic number, because the mean of its divisors is an integer number (130746400800).

Almost surely, 2^479403469589 is an apocalyptic number.

It is an amenable number.

479403469589 is a deficient number, since it is larger than the sum of its proper divisors (43582133611).

479403469589 is a wasteful number, since it uses less digits than its factorization.

479403469589 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43582133610.

The product of its (nonzero) digits is 235146240, while the sum is 68.

The spelling of 479403469589 in words is "four hundred seventy-nine billion, four hundred three million, four hundred sixty-nine thousand, five hundred eighty-nine".