242165171268 has 18 divisors (see below), whose sum is σ = 612139738574. Its totient is φ = 80721723744.

The previous prime is 242165171161. The next prime is 242165171323. The reversal of 242165171268 is 862171561242.

242165171268 is a `hidden beast` number, since 2 + 4 + 2 + 1 + 6 + 517 + 126 + 8 = 666.

It can be written as a sum of positive squares in only one way, i.e., 123272614404 + 118892556864 = 351102^2 + 344808^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3363405121 + ... + 3363405192.

Almost surely, 2^242165171268 is an apocalyptic number.

It is an amenable number.

242165171268 is an abundant number, since it is smaller than the sum of its proper divisors (369974567306).

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

242165171268 is a wasteful number, since it uses less digits than its factorization.

242165171268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6726810323 (or 6726810318 counting only the distinct ones).

The product of its digits is 322560, while the sum is 45.

The spelling of 242165171268 in words is "two hundred forty-two billion, one hundred sixty-five million, one hundred seventy-one thousand, two hundred sixty-eight".