404122223444 has 12 divisors (see below), whose sum is σ = 707297025204. Its totient is φ = 202037359104.

The previous prime is 404122223443. The next prime is 404122223447. The reversal of 404122223444 is 444322221404.

It can be written as a sum of positive squares in 2 ways, for example, as 391037608900 + 13084614544 = 625330^2 + 114388^2 .

It is a super-2 number, since 2×404122223444² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 404122223444.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404122223443) 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, 5899847 + ... + 5967950.

It is an arithmetic number, because the mean of its divisors is an integer number (58941418767).

Almost surely, 2^404122223444 is an apocalyptic number.

It is an amenable number.

404122223444 is a deficient number, since it is larger than the sum of its proper divisors (303174801760).

404122223444 is a wasteful number, since it uses less digits than its factorization.

404122223444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11876314 (or 11876312 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 32.

Adding to 404122223444 its reverse (444322221404), we get a palindrome (848444444848).

The spelling of 404122223444 in words is "four hundred four billion, one hundred twenty-two million, two hundred twenty-three thousand, four hundred forty-four".