4000440240244 has 36 divisors (see below), whose sum is σ = 8622797667876. Its totient is φ = 1613622952704.

The previous prime is 4000440240239. The next prime is 4000440240259. The reversal of 4000440240244 is 4420420440004.

4000440240244 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 1963254950244 + 2037185290000 = 1401162^2 + 1427300^2 .

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

It is a congruent number.

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, 600302827 + ... + 600309490.

It is an arithmetic number, because the mean of its divisors is an integer number (239522157441).

Almost surely, 2^{4000440240244} is an apocalyptic number.

It is an amenable number.

4000440240244 is an abundant number, since it is smaller than the sum of its proper divisors (4622357427632).

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

4000440240244 is a wasteful number, since it uses less digits than its factorization.

4000440240244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1200612352 (or 1200612343 counting only the distinct ones).

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

Adding to 4000440240244 its reverse (4420420440004), we get a palindrome (8420860680248).

The spelling of 4000440240244 in words is "four trillion, four hundred forty million, two hundred forty thousand, two hundred forty-four".