404448440044 has 12 divisors (see below), whose sum is σ = 772128840168. Its totient is φ = 183840200000.

The previous prime is 404448440021. The next prime is 404448440047. The reversal of 404448440044 is 440044844404.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 404448439979 and 404448440006.

It is not an unprimeable number, because it can be changed into a prime (404448440047) 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, 4596004957 + ... + 4596005044.

It is an arithmetic number, because the mean of its divisors is an integer number (64344070014).

Almost surely, 2^404448440044 is an apocalyptic number.

404448440044 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

404448440044 is a deficient number, since it is larger than the sum of its proper divisors (367680400124).

404448440044 is a wasteful number, since it uses less digits than its factorization.

404448440044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9192010016 (or 9192010014 counting only the distinct ones).

The product of its (nonzero) digits is 524288, while the sum is 40.

The spelling of 404448440044 in words is "four hundred four billion, four hundred forty-eight million, four hundred forty thousand, forty-four".