1440444142334 has 8 divisors (see below), whose sum is σ = 2161130986800. Its totient is φ = 720067146736.

The previous prime is 1440444142303. The next prime is 1440444142337. The reversal of 1440444142334 is 4332414440441.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1440444142337) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 77450594 + ... + 77469189.

It is an arithmetic number, because the mean of its divisors is an integer number (270141373350).

Almost surely, 2^{1440444142334} is an apocalyptic number.

1440444142334 is a deficient number, since it is larger than the sum of its proper divisors (720686844466).

1440444142334 is a wasteful number, since it uses less digits than its factorization.

1440444142334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154924434.

The product of its (nonzero) digits is 294912, while the sum is 38.

Adding to 1440444142334 its reverse (4332414440441), we get a palindrome (5772858582775).

The spelling of 1440444142334 in words is "one trillion, four hundred forty billion, four hundred forty-four million, one hundred forty-two thousand, three hundred thirty-four".