4040040440440 has 16 divisors (see below), whose sum is σ = 9090090991080. Its totient is φ = 1616016176160.

The previous prime is 4040040440431. The next prime is 4040040440459. The reversal of 4040040440440 is 440440400404.

4040040440440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 4040040440399 and 4040040440408.

It is a congruent number.

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, 50500505466 + ... + 50500505545.

Almost surely, 2^{4040040440440} is an apocalyptic number.

4040040440440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4040040440440 is an abundant number, since it is smaller than the sum of its proper divisors (5050050550640).

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

4040040440440 is a wasteful number, since it uses less digits than its factorization.

4040040440440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101001011022 (or 101001011018 counting only the distinct ones).

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

Adding to 4040040440440 its reverse (440440400404), we get a palindrome (4480480840844).

The spelling of 4040040440440 in words is "four trillion, forty billion, forty million, four hundred forty thousand, four hundred forty".