268468023321 has 15 divisors (see below), whose sum is σ = 401051791173. Its totient is φ = 178975573380.

The previous prime is 268468023217. The next prime is 268468023323. The reversal of 268468023321 is 123320864862.

The square root of 268468023321 is 518139.

It is a perfect power (a square), and thus also a powerful number.

268468023321 is a `hidden beast` number, since 268 + 4 + 68 + 0 + 2 + 3 + 321 = 666.

It is not a de Polignac number, because 268468023321 - 2⁷ = 268468023193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (268468023323) by changing a digit.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 4634466 + ... + 4692036.

Almost surely, 2^268468023321 is an apocalyptic number.

268468023321 is the 518139-th square number.

268468023321 is the 259070-th centered octagonal number.

It is an amenable number.

268468023321 is a deficient number, since it is larger than the sum of its proper divisors (132583767852).

268468023321 is an frugal number, since it uses more digits than its factorization.

268468023321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115154 (or 57574 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 45.

The spelling of 268468023321 in words is "two hundred sixty-eight billion, four hundred sixty-eight million, twenty-three thousand, three hundred twenty-one".