478984943659 has 8 divisors (see below), whose sum is σ = 499925037312. Its totient is φ = 458054405160.

The previous prime is 478984943627. The next prime is 478984943669. The reversal of 478984943659 is 956349489874.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 478984943659 - 2⁵ = 478984943627 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (478984943669) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2286247 + ... + 2486944.

It is an arithmetic number, because the mean of its divisors is an integer number (62490629664).

Almost surely, 2^478984943659 is an apocalyptic number.

478984943659 is a deficient number, since it is larger than the sum of its proper divisors (20940093653).

478984943659 is a wasteful number, since it uses less digits than its factorization.

478984943659 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4777577.

The product of its digits is 1881169920, while the sum is 76.

The spelling of 478984943659 in words is "four hundred seventy-eight billion, nine hundred eighty-four million, nine hundred forty-three thousand, six hundred fifty-nine".