440440000044 has 24 divisors (see below), whose sum is σ = 1121120000448. Its totient is φ = 133466666640.

The previous prime is 440440000031. The next prime is 440440000051. The reversal of 440440000044 is 440000044044.

It is a junction number, because it is equal to n+sod(n) for n = 440439999969 and 440440000023.

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, 1668333202 + ... + 1668333465.

It is an arithmetic number, because the mean of its divisors is an integer number (46713333352).

Almost surely, 2^440440000044 is an apocalyptic number.

440440000044 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

440440000044 is an abundant number, since it is smaller than the sum of its proper divisors (680680000404).

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

440440000044 is a wasteful number, since it uses less digits than its factorization.

440440000044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3336666685 (or 3336666683 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 24.

Adding to 440440000044 its reverse (440000044044), we get a palindrome (880440044088).

The spelling of 440440000044 in words is "four hundred forty billion, four hundred forty million, forty-four", and thus it is an aban number.