404442222032 has 20 divisors (see below), whose sum is σ = 785391800160. Its totient is φ = 201760467168.

The previous prime is 404442222017. The next prime is 404442222043. The reversal of 404442222032 is 230222244404.

It is a junction number, because it is equal to n+sod(n) for n = 404442221986 and 404442222004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28782998 + ... + 28797045.

It is an arithmetic number, because the mean of its divisors is an integer number (39269590008).

Almost surely, 2^404442222032 is an apocalyptic number.

It is an amenable number.

404442222032 is a deficient number, since it is larger than the sum of its proper divisors (380949578128).

404442222032 is a wasteful number, since it uses less digits than its factorization.

404442222032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57580490 (or 57580484 counting only the distinct ones).

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

Adding to 404442222032 its reverse (230222244404), we get a palindrome (634664466436).

The spelling of 404442222032 in words is "four hundred four billion, four hundred forty-two million, two hundred twenty-two thousand, thirty-two".