242987854768 has 20 divisors (see below), whose sum is σ = 470803750560. Its totient is φ = 121490112704.

The previous prime is 242987854709. The next prime is 242987854777. The reversal of 242987854768 is 867458789242.

It is a junction number, because it is equal to n+sod(n) for n = 242987854697 and 242987854706.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 327846 + ... + 770362.

It is an arithmetic number, because the mean of its divisors is an integer number (23540187528).

Almost surely, 2^242987854768 is an apocalyptic number.

It is an amenable number.

242987854768 is a deficient number, since it is larger than the sum of its proper divisors (227815895792).

242987854768 is a wasteful number, since it uses less digits than its factorization.

242987854768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 476844 (or 476838 counting only the distinct ones).

The product of its digits is 433520640, while the sum is 70.

The spelling of 242987854768 in words is "two hundred forty-two billion, nine hundred eighty-seven million, eight hundred fifty-four thousand, seven hundred sixty-eight".