1444240042 has 16 divisors (see below), whose sum is σ = 2476693440. Its totient is φ = 618746688.

The previous prime is 1444240019. The next prime is 1444240043. The reversal of 1444240042 is 2400424441.

It is a junction number, because it is equal to n+sod(n) for n = 1444239989 and 1444240016.

It is not an unprimeable number, because it can be changed into a prime (1444240043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28434 + ... + 60802.

It is an arithmetic number, because the mean of its divisors is an integer number (154793340).

Almost surely, 2^1444240042 is an apocalyptic number.

1444240042 is a deficient number, since it is larger than the sum of its proper divisors (1032453398).

1444240042 is a wasteful number, since it uses less digits than its factorization.

1444240042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35565.

The product of its (nonzero) digits is 4096, while the sum is 25.

The square root of 1444240042 is about 38003.1583161189. The cubic root of 1444240042 is about 1130.3504909067.

Adding to 1444240042 its reverse (2400424441), we get a palindrome (3844664483).

The spelling of 1444240042 in words is "one billion, four hundred forty-four million, two hundred forty thousand, forty-two".