4040044440 has 64 divisors (see below), whose sum is σ = 12240171360. Its totient is φ = 1066675200.

The previous prime is 4040044391. The next prime is 4040044447. The reversal of 4040044440 is 444400404.

It is a Harshad number since it is a multiple of its sum of digits (24).

4040044440 is a modest number, since divided by 44440 gives 4040 as remainder.

It is a self number, because there is not a number n which added to its sum of digits gives 4040044440.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4040044447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 154549 + ... + 178788.

Almost surely, 2^4040044440 is an apocalyptic number.

4040044440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4040044440 is an abundant number, since it is smaller than the sum of its proper divisors (8200126920).

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

4040044440 is a wasteful number, since it uses less digits than its factorization.

4040044440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333452 (or 333448 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 24.

The square root of 4040044440 is about 63561.3439127903. The cubic root of 4040044440 is about 1592.6806881442.

Adding to 4040044440 its reverse (444400404), we get a palindrome (4484444844).

The spelling of 4040044440 in words is "four billion, forty million, forty-four thousand, four hundred forty".