404223423203 has 4 divisors (see below), whose sum is σ = 414082531128. Its totient is φ = 394364315280.

The previous prime is 404223423193. The next prime is 404223423239. The reversal of 404223423203 is 302324322404.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 404223423203 - 2¹² = 404223419107 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (404223423283) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4929553901 + ... + 4929553982.

It is an arithmetic number, because the mean of its divisors is an integer number (103520632782).

Almost surely, 2^404223423203 is an apocalyptic number.

404223423203 is a deficient number, since it is larger than the sum of its proper divisors (9859107925).

404223423203 is an equidigital number, since it uses as much as digits as its factorization.

404223423203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9859107924.

The product of its (nonzero) digits is 27648, while the sum is 29.

Adding to 404223423203 its reverse (302324322404), we get a palindrome (706547745607).

The spelling of 404223423203 in words is "four hundred four billion, two hundred twenty-three million, four hundred twenty-three thousand, two hundred three".