4404420402004 has 48 divisors (see below), whose sum is σ = 9108178329600. Its totient is φ = 1823668310880.

The previous prime is 4404420401993. The next prime is 4404420402007. The reversal of 4404420402004 is 4002040244044.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4404420402007) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3715642 + ... + 4755505.

It is an arithmetic number, because the mean of its divisors is an integer number (189753715200).

Almost surely, 2^{4404420402004} is an apocalyptic number.

It is an amenable number.

4404420402004 is an abundant number, since it is smaller than the sum of its proper divisors (4703757927596).

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

4404420402004 is a wasteful number, since it uses less digits than its factorization.

4404420402004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8471788 (or 8471786 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 28.

Adding to 4404420402004 its reverse (4002040244044), we get a palindrome (8406460646048).

It can be divided in two parts, 440442040 and 2004, that added together give a palindrome (440444044).

The spelling of 4404420402004 in words is "four trillion, four hundred four billion, four hundred twenty million, four hundred two thousand, four".