404244422405 has 8 divisors (see below), whose sum is σ = 485233406592. Its totient is φ = 323302138128.

The previous prime is 404244422401. The next prime is 404244422411. The reversal of 404244422405 is 504224442404.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 404244422405 - 2² = 404244422401 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404244422401) 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, 11655929 + ... + 11690558.

It is an arithmetic number, because the mean of its divisors is an integer number (60654175824).

Almost surely, 2^404244422405 is an apocalyptic number.

It is an amenable number.

404244422405 is a deficient number, since it is larger than the sum of its proper divisors (80988984187).

404244422405 is a wasteful number, since it uses less digits than its factorization.

404244422405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23349955.

The product of its (nonzero) digits is 163840, while the sum is 35.

Adding to 404244422405 its reverse (504224442404), we get a palindrome (908468864809).

The spelling of 404244422405 in words is "four hundred four billion, two hundred forty-four million, four hundred twenty-two thousand, four hundred five".