242665718768 has 60 divisors (see below), whose sum is σ = 519780705864. Its totient is φ = 109664860800.

The previous prime is 242665718767. The next prime is 242665718773. The reversal of 242665718768 is 867817566242.

It is a self number, because there is not a number n which added to its sum of digits gives 242665718768.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242665718767) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27338 + ... + 697193.

Almost surely, 2^242665718768 is an apocalyptic number.

It is an amenable number.

242665718768 is an abundant number, since it is smaller than the sum of its proper divisors (277114987096).

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

242665718768 is a wasteful number, since it uses less digits than its factorization.

242665718768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 724734 (or 724717 counting only the distinct ones).

The product of its digits is 54190080, while the sum is 62.

The spelling of 242665718768 in words is "two hundred forty-two billion, six hundred sixty-five million, seven hundred eighteen thousand, seven hundred sixty-eight".