4044440004044 has 24 divisors (see below), whose sum is σ = 8175392095248. Its totient is φ = 1730241712640.

The previous prime is 4044440004023. The next prime is 4044440004067. The reversal of 4044440004044 is 4404000444404.

It is a super-2 number, since 2×4044440004044² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4044440004044.

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, 2703501929 + ... + 2703503424.

It is an arithmetic number, because the mean of its divisors is an integer number (340641337302).

Almost surely, 2^{4044440004044} is an apocalyptic number.

4044440004044 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

4044440004044 is an abundant number, since it is smaller than the sum of its proper divisors (4130952091204).

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

4044440004044 is a wasteful number, since it uses less digits than its factorization.

4044440004044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5407005385 (or 5407005383 counting only the distinct ones).

The product of its (nonzero) digits is 65536, while the sum is 32.

Adding to 4044440004044 its reverse (4404000444404), we get a palindrome (8448440448448).

The spelling of 4044440004044 in words is "four trillion, forty-four billion, four hundred forty million, four thousand, forty-four".