404399483389 has 16 divisors (see below), whose sum is σ = 445207026240. Its totient is φ = 364280560000.

The previous prime is 404399483357. The next prime is 404399483399. The reversal of 404399483389 is 983384993404.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 404399483389 - 2⁵ = 404399483357 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 404399483389.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404399483399) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 187839 + ... + 918739.

It is an arithmetic number, because the mean of its divisors is an integer number (27825439140).

Almost surely, 2^404399483389 is an apocalyptic number.

It is an amenable number.

404399483389 is a deficient number, since it is larger than the sum of its proper divisors (40807542851).

404399483389 is a wasteful number, since it uses less digits than its factorization.

404399483389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 731372.

The product of its (nonzero) digits is 80621568, while the sum is 64.

It can be divided in two parts, 404399 and 483389, that added together give a palindrome (887788).

The spelling of 404399483389 in words is "four hundred four billion, three hundred ninety-nine million, four hundred eighty-three thousand, three hundred eighty-nine".