404223420044 has 6 divisors (see below), whose sum is σ = 707390985084. Its totient is φ = 202111710020.

The previous prime is 404223420043. The next prime is 404223420049. The reversal of 404223420044 is 440024322404.

It is a junction number, because it is equal to n+sod(n) for n = 404223419989 and 404223420016.

It is not an unprimeable number, because it can be changed into a prime (404223420043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50527927502 + ... + 50527927509.

It is an arithmetic number, because the mean of its divisors is an integer number (117898497514).

Almost surely, 2^404223420044 is an apocalyptic number.

It is an amenable number.

404223420044 is a deficient number, since it is larger than the sum of its proper divisors (303167565040).

404223420044 is a wasteful number, since it uses less digits than its factorization.

404223420044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101055855015 (or 101055855013 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 29.

Adding to 404223420044 its reverse (440024322404), we get a palindrome (844247742448).

The spelling of 404223420044 in words is "four hundred four billion, two hundred twenty-three million, four hundred twenty thousand, forty-four".