239776978768 has 40 divisors (see below), whose sum is σ = 466695129600. Its totient is φ = 119340096000.

The previous prime is 239776978747. The next prime is 239776978769. The reversal of 239776978768 is 867879677932.

239776978768 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (239776978769) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7119633 + ... + 7153231.

It is an arithmetic number, because the mean of its divisors is an integer number (11667378240).

Almost surely, 2^239776978768 is an apocalyptic number.

It is an amenable number.

239776978768 is a deficient number, since it is larger than the sum of its proper divisors (226918150832).

239776978768 is a wasteful number, since it uses less digits than its factorization.

239776978768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35635 (or 35629 counting only the distinct ones).

The product of its digits is 2688505344, while the sum is 79.

The spelling of 239776978768 in words is "two hundred thirty-nine billion, seven hundred seventy-six million, nine hundred seventy-eight thousand, seven hundred sixty-eight".