4444004404044 has 36 divisors (see below), whose sum is σ = 11236394312416. Its totient is φ = 1480947275808.

The previous prime is 4444004404033. The next prime is 4444004404057. The reversal of 4444004404044 is 4404044004444.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16007359 + ... + 16282614.

Almost surely, 2^{4444004404044} is an apocalyptic number.

It is an amenable number.

4444004404044 is an abundant number, since it is smaller than the sum of its proper divisors (6792389908372).

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

4444004404044 is a wasteful number, since it uses less digits than its factorization.

4444004404044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32293806 (or 32293801 counting only the distinct ones).

The product of its (nonzero) digits is 262144, while the sum is 36.

Adding to 4444004404044 its reverse (4404044004444), we get a palindrome (8848048408488).

The spelling of 4444004404044 in words is "four trillion, four hundred forty-four billion, four million, four hundred four thousand, forty-four".