268168366 has 4 divisors (see below), whose sum is σ = 402252552. Its totient is φ = 134084182.

The previous prime is 268168363. The next prime is 268168379. The reversal of 268168366 is 663861862.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (268168363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67042090 + ... + 67042093.

It is an arithmetic number, because the mean of its divisors is an integer number (100563138).

Almost surely, 2^268168366 is an apocalyptic number.

268168366 is a deficient number, since it is larger than the sum of its proper divisors (134084186).

268168366 is a wasteful number, since it uses less digits than its factorization.

268168366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134084185.

The product of its digits is 497664, while the sum is 46.

The square root of 268168366 is about 16375.8470315279. The cubic root of 268168366 is about 644.8655577813.

The spelling of 268168366 in words is "two hundred sixty-eight million, one hundred sixty-eight thousand, three hundred sixty-six".