404424442222 has 4 divisors (see below), whose sum is σ = 606636663336. Its totient is φ = 202212221110.

The previous prime is 404424442211. The next prime is 404424442237. The reversal of 404424442222 is 222244424404.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101106110554 + ... + 101106110557.

It is an arithmetic number, because the mean of its divisors is an integer number (151659165834).

Almost surely, 2^404424442222 is an apocalyptic number.

404424442222 is a deficient number, since it is larger than the sum of its proper divisors (202212221114).

404424442222 is a wasteful number, since it uses less digits than its factorization.

404424442222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202212221113.

The product of its (nonzero) digits is 131072, while the sum is 34.

Adding to 404424442222 its reverse (222244424404), we get a palindrome (626668866626).

The spelling of 404424442222 in words is "four hundred four billion, four hundred twenty-four million, four hundred forty-two thousand, two hundred twenty-two".