1440023242444 has 12 divisors (see below), whose sum is σ = 2532832760304. Its totient is φ = 716356739504.

The previous prime is 1440023242417. The next prime is 1440023242453. The reversal of 1440023242444 is 4442423200441.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 913719544 + ... + 913721119.

It is an arithmetic number, because the mean of its divisors is an integer number (211069396692).

Almost surely, 2^{1440023242444} is an apocalyptic number.

It is an amenable number.

1440023242444 is a deficient number, since it is larger than the sum of its proper divisors (1092809517860).

1440023242444 is a wasteful number, since it uses less digits than its factorization.

1440023242444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1827440864 (or 1827440862 counting only the distinct ones).

The product of its (nonzero) digits is 98304, while the sum is 34.

Adding to 1440023242444 its reverse (4442423200441), we get a palindrome (5882446442885).

The spelling of 1440023242444 in words is "one trillion, four hundred forty billion, twenty-three million, two hundred forty-two thousand, four hundred forty-four".