442240134320312 has 16 divisors (see below), whose sum is σ = 830018810850840. Its totient is φ = 220901784760096.

The previous prime is 442240134320239. The next prime is 442240134320339. The reversal of 442240134320312 is 213023431042244.

It is a happy number.

It is a congruent number.

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, 27285291398 + ... + 27285307605.

Almost surely, 2^{442240134320312} is an apocalyptic number.

It is an amenable number.

442240134320312 is a deficient number, since it is larger than the sum of its proper divisors (387778676530528).

442240134320312 is a wasteful number, since it uses less digits than its factorization.

442240134320312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54570600022 (or 54570600018 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 35.

Adding to 442240134320312 its reverse (213023431042244), we get a palindrome (655263565362556).

The spelling of 442240134320312 in words is "four hundred forty-two trillion, two hundred forty billion, one hundred thirty-four million, three hundred twenty thousand, three hundred twelve".