242555044223 has 4 divisors (see below), whose sum is σ = 242613117600. Its totient is φ = 242496970848.

The previous prime is 242555044219. The next prime is 242555044279. The reversal of 242555044223 is 322440555242.

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 242555044223 - 2² = 242555044219 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 (242555044423) 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, 29030423 + ... + 29038776.

It is an arithmetic number, because the mean of its divisors is an integer number (60653279400).

Almost surely, 2^242555044223 is an apocalyptic number.

242555044223 is a deficient number, since it is larger than the sum of its proper divisors (58073377).

242555044223 is an equidigital number, since it uses as much as digits as its factorization.

242555044223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58073376.

The product of its (nonzero) digits is 384000, while the sum is 38.

Adding to 242555044223 its reverse (322440555242), we get a palindrome (564995599465).

The spelling of 242555044223 in words is "two hundred forty-two billion, five hundred fifty-five million, forty-four thousand, two hundred twenty-three".