4044001122440 has 16 divisors (see below), whose sum is σ = 9099002525580. Its totient is φ = 1617600448960.

The previous prime is 4044001122407. The next prime is 4044001122493. The reversal of 4044001122440 is 442211004404.

It can be written as a sum of positive squares in 2 ways, for example, as 4004345179396 + 39655943044 = 2001086^2 + 199138^2 .

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, 50550013991 + ... + 50550014070.

Almost surely, 2^{4044001122440} is an apocalyptic number.

4044001122440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4044001122440 is an abundant number, since it is smaller than the sum of its proper divisors (5055001403140).

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

4044001122440 is a wasteful number, since it uses less digits than its factorization.

4044001122440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101100028072 (or 101100028068 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 26.

Adding to 4044001122440 its reverse (442211004404), we get a palindrome (4486212126844).

The spelling of 4044001122440 in words is "four trillion, forty-four billion, one million, one hundred twenty-two thousand, four hundred forty".