442323004033 has 4 divisors (see below), whose sum is σ = 465603162160. Its totient is φ = 419042845908.

The previous prime is 442323003989. The next prime is 442323004037. The reversal of 442323004033 is 330400323244.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 442323004033 - 2²⁵ = 442289449601 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 442323003992 and 442323004010.

It is not an unprimeable number, because it can be changed into a prime (442323004037) 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, 11640079035 + ... + 11640079072.

It is an arithmetic number, because the mean of its divisors is an integer number (116400790540).

Almost surely, 2^442323004033 is an apocalyptic number.

It is an amenable number.

442323004033 is a deficient number, since it is larger than the sum of its proper divisors (23280158127).

442323004033 is a wasteful number, since it uses less digits than its factorization.

442323004033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23280158126.

The product of its (nonzero) digits is 20736, while the sum is 28.

Adding to 442323004033 its reverse (330400323244), we get a palindrome (772723327277).

The spelling of 442323004033 in words is "four hundred forty-two billion, three hundred twenty-three million, four thousand, thirty-three".