239068568736 has 72 divisors (see below), whose sum is σ = 692678668500. Its totient is φ = 78185942016.

The previous prime is 239068568729. The next prime is 239068568759. The reversal of 239068568736 is 637865860932.

239068568736 is a `hidden beast` number, since 2 + 3 + 9 + 0 + 68 + 568 + 7 + 3 + 6 = 666.

239068568736 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 225416048400 + 13652520336 = 474780^2 + 116844^2 .

It is a tau number, because it is divible by the number of its divisors (72).

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 11 ways as a sum of consecutive naturals, for example, 7815861 + ... + 7846388.

Almost surely, 2^239068568736 is an apocalyptic number.

It is an amenable number.

239068568736 is an abundant number, since it is smaller than the sum of its proper divisors (453610099764).

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

239068568736 is a wasteful number, since it uses less digits than its factorization.

239068568736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15662318 (or 15662307 counting only the distinct ones).

The product of its (nonzero) digits is 78382080, while the sum is 63.

The spelling of 239068568736 in words is "two hundred thirty-nine billion, sixty-eight million, five hundred sixty-eight thousand, seven hundred thirty-six".