242455565554242 has 16 divisors (see below), whose sum is σ = 513435315291552. Its totient is φ = 76064491154240.

The previous prime is 242455565554207. The next prime is 242455565554313.

242455565554242 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1188507674184 + ... + 1188507674387.

It is an arithmetic number, because the mean of its divisors is an integer number (32089707205722).

Almost surely, 2^{242455565554242} is an apocalyptic number.

242455565554242 is an abundant number, since it is smaller than the sum of its proper divisors (270979749737310).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

242455565554242 is a wasteful number, since it uses less digits than its factorization.

242455565554242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2377015348593.

The product of its digits is 384000000, while the sum is 60.

Adding to 242455565554242 its product of digits (384000000), we get a palindrome (242455949554242).

Subtracting from 242455565554242 its product of digits (384000000), we obtain a palindrome (242455181554242).

The spelling of 242455565554242 in words is "two hundred forty-two trillion, four hundred fifty-five billion, five hundred sixty-five million, five hundred fifty-four thousand, two hundred forty-two".