242254313255 has 4 divisors (see below), whose sum is σ = 290705175912. Its totient is φ = 193803450600.

The previous prime is 242254313233. The next prime is 242254313263. The reversal of 242254313255 is 552313452242.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 552313452242 = 2 ⋅276156726121.

It is not a de Polignac number, because 242254313255 - 2¹² = 242254309159 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24225431321 + ... + 24225431330.

It is an arithmetic number, because the mean of its divisors is an integer number (72676293978).

Almost surely, 2^242254313255 is an apocalyptic number.

242254313255 is a deficient number, since it is larger than the sum of its proper divisors (48450862657).

242254313255 is an equidigital number, since it uses as much as digits as its factorization.

242254313255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48450862656.

The product of its digits is 288000, while the sum is 38.

Adding to 242254313255 its reverse (552313452242), we get a palindrome (794567765497).

The spelling of 242254313255 in words is "two hundred forty-two billion, two hundred fifty-four million, three hundred thirteen thousand, two hundred fifty-five".