442144033423 has 8 divisors (see below), whose sum is σ = 449436477776. Its totient is φ = 434853014400.

The previous prime is 442144033399. The next prime is 442144033427. The reversal of 442144033423 is 324330441244.

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

It is a cyclic number.

It is not a de Polignac number, because 442144033423 - 2²⁹ = 441607162511 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442144033427) 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, 278440 + ... + 980722.

It is an arithmetic number, because the mean of its divisors is an integer number (56179559722).

Almost surely, 2^442144033423 is an apocalyptic number.

442144033423 is a deficient number, since it is larger than the sum of its proper divisors (7292444353).

442144033423 is a wasteful number, since it uses less digits than its factorization.

442144033423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 712665.

The product of its (nonzero) digits is 110592, while the sum is 34.

Adding to 442144033423 its reverse (324330441244), we get a palindrome (766474474667).

The spelling of 442144033423 in words is "four hundred forty-two billion, one hundred forty-four million, thirty-three thousand, four hundred twenty-three".