242443431242 has 8 divisors (see below), whose sum is σ = 363801002916. Its totient is φ = 121176430272.

The previous prime is 242443431221. The next prime is 242443431271. The reversal of 242443431242 is 242134344242.

It can be written as a sum of positive squares in 2 ways, for example, as 206107828081 + 36335603161 = 453991^2 + 190619^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22635983 + ... + 22646690.

Almost surely, 2^242443431242 is an apocalyptic number.

242443431242 is a deficient number, since it is larger than the sum of its proper divisors (121357571674).

242443431242 is a wasteful number, since it uses less digits than its factorization.

242443431242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45285352.

The product of its digits is 147456, while the sum is 35.

Adding to 242443431242 its reverse (242134344242), we get a palindrome (484577775484).

The spelling of 242443431242 in words is "two hundred forty-two billion, four hundred forty-three million, four hundred thirty-one thousand, two hundred forty-two".