404444000424 has 16 divisors (see below), whose sum is σ = 1011110001120. Its totient is φ = 134814666800.

The previous prime is 404444000419. The next prime is 404444000449. The reversal of 404444000424 is 424000444404.

It is a junction number, because it is equal to n+sod(n) for n = 404444000391 and 404444000400.

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, 8425916652 + ... + 8425916699.

It is an arithmetic number, because the mean of its divisors is an integer number (63194375070).

Almost surely, 2^404444000424 is an apocalyptic number.

It is an amenable number.

404444000424 is an abundant number, since it is smaller than the sum of its proper divisors (606666000696).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

404444000424 is a wasteful number, since it uses less digits than its factorization.

404444000424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16851833360 (or 16851833356 counting only the distinct ones).

The product of its (nonzero) digits is 32768, while the sum is 30.

Adding to 404444000424 its reverse (424000444404), we get a palindrome (828444444828).

The spelling of 404444000424 in words is "four hundred four billion, four hundred forty-four million, four hundred twenty-four", and thus it is an aban number.