440004004004 has 12 divisors (see below), whose sum is σ = 770197207500. Its totient is φ = 219947659008.

The previous prime is 440004003937. The next prime is 440004004031. The reversal of 440004004004 is 400400400044.

It can be written as a sum of positive squares in 2 ways, for example, as 301567919104 + 138436084900 = 549152^2 + 372070^2 .

440004004004 is a modest number, since divided by 4004004 gives 440 as remainder.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13567529 + ... + 13599920.

It is an arithmetic number, because the mean of its divisors is an integer number (64183100625).

Almost surely, 2^440004004004 is an apocalyptic number.

It is an amenable number.

440004004004 is a deficient number, since it is larger than the sum of its proper divisors (330193203496).

440004004004 is a wasteful number, since it uses less digits than its factorization.

440004004004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27171502 (or 27171500 counting only the distinct ones).

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

Adding to 440004004004 its reverse (400400400044), we get a palindrome (840404404048).

The spelling of 440004004004 in words is "four hundred forty billion, four million, four thousand, four".