440440404448 has 48 divisors (see below), whose sum is σ = 946032950016. Its totient is φ = 200181754240.

The previous prime is 440440404413. The next prime is 440440404463. The reversal of 440440404448 is 844404044044.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 440440404448.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4222815 + ... + 4325857.

It is an arithmetic number, because the mean of its divisors is an integer number (19709019792).

Almost surely, 2^440440404448 is an apocalyptic number.

It is an amenable number.

440440404448 is an abundant number, since it is smaller than the sum of its proper divisors (505592545568).

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

440440404448 is a wasteful number, since it uses less digits than its factorization.

440440404448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115207 (or 115199 counting only the distinct ones).

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

The spelling of 440440404448 in words is "four hundred forty billion, four hundred forty million, four hundred four thousand, four hundred forty-eight".