268856324866268 has 12 divisors (see below), whose sum is σ = 471456814076472. Its totient is φ = 134154377987280.

The previous prime is 268856324866237. The next prime is 268856324866273. The reversal of 268856324866268 is 862668423658862.

It is a junction number, because it is equal to n+sod(n) for n = 268856324866192 and 268856324866201.

It is a congruent number.

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, 68446109255 + ... + 68446113182.

It is an arithmetic number, because the mean of its divisors is an integer number (39288067839706).

Almost surely, 2^{268856324866268} is an apocalyptic number.

It is an amenable number.

268856324866268 is a deficient number, since it is larger than the sum of its proper divisors (202600489210204).

268856324866268 is a wasteful number, since it uses less digits than its factorization.

268856324866268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136892222932 (or 136892222930 counting only the distinct ones).

The product of its digits is 15288238080, while the sum is 80.

The spelling of 268856324866268 in words is "two hundred sixty-eight trillion, eight hundred fifty-six billion, three hundred twenty-four million, eight hundred sixty-six thousand, two hundred sixty-eight".