444233022133 has 4 divisors (see below), whose sum is σ = 446714771040. Its totient is φ = 441751273228.

The previous prime is 444233022127. The next prime is 444233022137. The reversal of 444233022133 is 331220332444.

It is a happy number.

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 a de Polignac number, because none of the positive numbers 2^k-444233022133 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 444233022095 and 444233022104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (444233022137) 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, 1240874185 + ... + 1240874542.

It is an arithmetic number, because the mean of its divisors is an integer number (111678692760).

Almost surely, 2^444233022133 is an apocalyptic number.

It is an amenable number.

444233022133 is a deficient number, since it is larger than the sum of its proper divisors (2481748907).

444233022133 is a wasteful number, since it uses less digits than its factorization.

444233022133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2481748906.

The product of its (nonzero) digits is 41472, while the sum is 31.

Adding to 444233022133 its reverse (331220332444), we get a palindrome (775453354577).

The spelling of 444233022133 in words is "four hundred forty-four billion, two hundred thirty-three million, twenty-two thousand, one hundred thirty-three".