268666245358474 has 8 divisors (see below), whose sum is σ = 402999627774240. Its totient is φ = 134333036100396.

The previous prime is 268666245358429. The next prime is 268666245358493. The reversal of 268666245358474 is 474853542666862.

268666245358474 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 self number, because there is not a number n which added to its sum of digits gives 268666245358474.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39338374 + ... + 45660049.

It is an arithmetic number, because the mean of its divisors is an integer number (50374953471780).

Almost surely, 2^{268666245358474} is an apocalyptic number.

268666245358474 is a deficient number, since it is larger than the sum of its proper divisors (134333382415766).

268666245358474 is a wasteful number, since it uses less digits than its factorization.

268666245358474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86578844.

The product of its digits is 11147673600, while the sum is 76.

The spelling of 268666245358474 in words is "two hundred sixty-eight trillion, six hundred sixty-six billion, two hundred forty-five million, three hundred fifty-eight thousand, four hundred seventy-four".