268468000391 has 8 divisors (see below), whose sum is σ = 268610925360. Its totient is φ = 268325120448.

The previous prime is 268468000351. The next prime is 268468000399. The reversal of 268468000391 is 193000864862.

268468000391 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 cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-268468000391 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (268468000399) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 20229140 + ... + 20242406.

It is an arithmetic number, because the mean of its divisors is an integer number (33576365670).

Almost surely, 2^268468000391 is an apocalyptic number.

268468000391 is a deficient number, since it is larger than the sum of its proper divisors (142924969).

268468000391 is a wasteful number, since it uses less digits than its factorization.

268468000391 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22513.

The product of its (nonzero) digits is 497664, while the sum is 47.

The spelling of 268468000391 in words is "two hundred sixty-eight billion, four hundred sixty-eight million, three hundred ninety-one", and thus it is an aban number.