242206174742 has 12 divisors (see below), whose sum is σ = 422625060180. Its totient is φ = 103802646276.

The previous prime is 242206174739. The next prime is 242206174787. The reversal of 242206174742 is 247471602242.

242206174742 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 242206174742.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1235745692 + ... + 1235745887.

It is an arithmetic number, because the mean of its divisors is an integer number (35218755015).

Almost surely, 2^242206174742 is an apocalyptic number.

242206174742 is a deficient number, since it is larger than the sum of its proper divisors (180418885438).

242206174742 is a wasteful number, since it uses less digits than its factorization.

242206174742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2471491595 (or 2471491588 counting only the distinct ones).

The product of its (nonzero) digits is 301056, while the sum is 41.

Adding to 242206174742 its reverse (247471602242), we get a palindrome (489677776984).

The spelling of 242206174742 in words is "two hundred forty-two billion, two hundred six million, one hundred seventy-four thousand, seven hundred forty-two".