268211765782 has 8 divisors (see below), whose sum is σ = 404339346000. Its totient is φ = 133431983784.

The previous prime is 268211765779. The next prime is 268211765831. The reversal of 268211765782 is 287567112862.

268211765782 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 336949057 + ... + 336949852.

It is an arithmetic number, because the mean of its divisors is an integer number (50542418250).

Almost surely, 2^268211765782 is an apocalyptic number.

268211765782 is a deficient number, since it is larger than the sum of its proper divisors (136127580218).

268211765782 is a wasteful number, since it uses less digits than its factorization.

268211765782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 673899110.

The product of its digits is 4515840, while the sum is 55.

The spelling of 268211765782 in words is "two hundred sixty-eight billion, two hundred eleven million, seven hundred sixty-five thousand, seven hundred eighty-two".