4004440324440 has 32 divisors (see below), whose sum is σ = 12013320973680. Its totient is φ = 1067850753152.

The previous prime is 4004440324421. The next prime is 4004440324441. The reversal of 4004440324440 is 444230444004.

It is a super-2 number, since 2×4004440324440² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4004440324441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16685167899 + ... + 16685168138.

Almost surely, 2^{4004440324440} is an apocalyptic number.

4004440324440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4004440324440 is an abundant number, since it is smaller than the sum of its proper divisors (8008880649240).

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

4004440324440 is a wasteful number, since it uses less digits than its factorization.

4004440324440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33370336051 (or 33370336047 counting only the distinct ones).

The product of its (nonzero) digits is 98304, while the sum is 33.

Adding to 4004440324440 its reverse (444230444004), we get a palindrome (4448670768444).

The spelling of 4004440324440 in words is "four trillion, four billion, four hundred forty million, three hundred twenty-four thousand, four hundred forty".