268215562874 has 16 divisors (see below), whose sum is σ = 463106011200. Its totient is φ = 114122551104.

The previous prime is 268215562831. The next prime is 268215562903. The reversal of 268215562874 is 478265512862.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68912639 + ... + 68916530.

It is an arithmetic number, because the mean of its divisors is an integer number (28944125700).

Almost surely, 2^268215562874 is an apocalyptic number.

268215562874 is a deficient number, since it is larger than the sum of its proper divisors (194890448326).

268215562874 is a wasteful number, since it uses less digits than its factorization.

268215562874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137829317.

The product of its digits is 12902400, while the sum is 56.

The spelling of 268215562874 in words is "two hundred sixty-eight billion, two hundred fifteen million, five hundred sixty-two thousand, eight hundred seventy-four".