242658417688 has 32 divisors (see below), whose sum is σ = 466575777360. Its totient is φ = 118250455680.

The previous prime is 242658417613. The next prime is 242658417737. The reversal of 242658417688 is 886714856242.

It is a happy number.

242658417688 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 7 ways as a sum of consecutive naturals, for example, 606495 + ... + 923662.

Almost surely, 2^242658417688 is an apocalyptic number.

It is an amenable number.

242658417688 is a deficient number, since it is larger than the sum of its proper divisors (223917359672).

242658417688 is a wasteful number, since it uses less digits than its factorization.

242658417688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1530667 (or 1530663 counting only the distinct ones).

The product of its digits is 41287680, while the sum is 61.

The spelling of 242658417688 in words is "two hundred forty-two billion, six hundred fifty-eight million, four hundred seventeen thousand, six hundred eighty-eight".