1440041332442 has 32 divisors (see below), whose sum is σ = 2216196184320. Its totient is φ = 701452123200.

The previous prime is 1440041332409. The next prime is 1440041332493. The reversal of 1440041332442 is 2442331400441.

It is a junction number, because it is equal to n+sod(n) for n = 1440041332399 and 1440041332408.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 170072693 + ... + 170081159.

It is an arithmetic number, because the mean of its divisors is an integer number (69256130760).

Almost surely, 2^{1440041332442} is an apocalyptic number.

1440041332442 is a deficient number, since it is larger than the sum of its proper divisors (776154851878).

1440041332442 is a wasteful number, since it uses less digits than its factorization.

1440041332442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16646.

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 1440041332442 its reverse (2442331400441), we get a palindrome (3882372732883).

The spelling of 1440041332442 in words is "one trillion, four hundred forty billion, forty-one million, three hundred thirty-two thousand, four hundred forty-two".