239856866268 has 96 divisors (see below), whose sum is σ = 566962733568. Its totient is φ = 78918624000.

The previous prime is 239856866233. The next prime is 239856866279. The reversal of 239856866268 is 862668658932.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 300949246 + ... + 300950042.

It is an arithmetic number, because the mean of its divisors is an integer number (5905861808).

Almost surely, 2^239856866268 is an apocalyptic number.

It is an amenable number.

239856866268 is an abundant number, since it is smaller than the sum of its proper divisors (327105867300).

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

239856866268 is a wasteful number, since it uses less digits than its factorization.

239856866268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1803 (or 1801 counting only the distinct ones).

The product of its digits is 358318080, while the sum is 69.

The spelling of 239856866268 in words is "two hundred thirty-nine billion, eight hundred fifty-six million, eight hundred sixty-six thousand, two hundred sixty-eight".