44001042141440 has 36 divisors (see below), whose sum is σ = 105396246257484. Its totient is φ = 17600416856064.

The previous prime is 44001042141437. The next prime is 44001042141479. The reversal of 44001042141440 is 4414124010044.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 19151056420864 + 24849985720576 = 4376192^2 + 4984976^2 .

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, 17187905807 + ... + 17187908366.

Almost surely, 2^{44001042141440} is an apocalyptic number.

44001042141440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

44001042141440 is an abundant number, since it is smaller than the sum of its proper divisors (61395204116044).

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

44001042141440 is an equidigital number, since it uses as much as digits as its factorization.

44001042141440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34375814194 (or 34375814180 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 29.

Adding to 44001042141440 its reverse (4414124010044), we get a palindrome (48415166151484).

The spelling of 44001042141440 in words is "forty-four trillion, one billion, forty-two million, one hundred forty-one thousand, four hundred forty".