442200144223 has 8 divisors (see below), whose sum is σ = 450794495088. Its totient is φ = 433683570624.

The previous prime is 442200144209. The next prime is 442200144259. The reversal of 442200144223 is 322441002244.

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 442200144223 - 2¹³ = 442200136031 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 442200144191 and 442200144200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442200144203) 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, 19432836 + ... + 19455577.

It is an arithmetic number, because the mean of its divisors is an integer number (56349311886).

Almost surely, 2^442200144223 is an apocalyptic number.

442200144223 is a deficient number, since it is larger than the sum of its proper divisors (8594350865).

442200144223 is a wasteful number, since it uses less digits than its factorization.

442200144223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38888633.

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 442200144223 its reverse (322441002244), we get a palindrome (764641146467).

The spelling of 442200144223 in words is "four hundred forty-two billion, two hundred million, one hundred forty-four thousand, two hundred twenty-three".