442243314323 has 4 divisors (see below), whose sum is σ = 447841331040. Its totient is φ = 436645297608.

The previous prime is 442243314313. The next prime is 442243314343. The reversal of 442243314323 is 323413342244.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 442243314323 - 2⁴ = 442243314307 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (442243314313) 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, 2799008240 + ... + 2799008397.

It is an arithmetic number, because the mean of its divisors is an integer number (111960332760).

Almost surely, 2^442243314323 is an apocalyptic number.

442243314323 is a deficient number, since it is larger than the sum of its proper divisors (5598016717).

442243314323 is an equidigital number, since it uses as much as digits as its factorization.

442243314323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5598016716.

The product of its digits is 165888, while the sum is 35.

Adding to 442243314323 its reverse (323413342244), we get a palindrome (765656656567).

The spelling of 442243314323 in words is "four hundred forty-two billion, two hundred forty-three million, three hundred fourteen thousand, three hundred twenty-three".