4040440004 has 6 divisors (see below), whose sum is σ = 7070770014. Its totient is φ = 2020220000.

The previous prime is 4040439973. The next prime is 4040440007. The reversal of 4040440004 is 4000440404.

It can be written as a sum of positive squares in only one way, i.e., 2448270400 + 1592169604 = 49480^2 + 39902^2 .

It is not an unprimeable number, because it can be changed into a prime (4040440007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505054997 + ... + 505055004.

It is an arithmetic number, because the mean of its divisors is an integer number (1178461669).

Almost surely, 2^4040440004 is an apocalyptic number.

It is an amenable number.

4040440004 is a deficient number, since it is larger than the sum of its proper divisors (3030330010).

4040440004 is a wasteful number, since it uses less digits than its factorization.

4040440004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1010110005 (or 1010110003 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 20.

The square root of 4040440004 is about 63564.4555077757. The cubic root of 4040440004 is about 1592.7326666635.

Adding to 4040440004 its reverse (4000440404), we get a palindrome (8040880408).

It can be divided in two parts, 40404 and 40004, that added together give a palindrome (80408).

The spelling of 4040440004 in words is "four billion, forty million, four hundred forty thousand, four".