268367288468 has 24 divisors (see below), whose sum is σ = 470509482240. Its totient is φ = 133936231520.

The previous prime is 268367288447. The next prime is 268367288491. The reversal of 268367288468 is 864882763862.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 268367288398 and 268367288407.

It is a congruent number.

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, 4976393 + ... + 5030031.

It is an arithmetic number, because the mean of its divisors is an integer number (19604561760).

Almost surely, 2^268367288468 is an apocalyptic number.

It is an amenable number.

268367288468 is a deficient number, since it is larger than the sum of its proper divisors (202142193772).

268367288468 is a wasteful number, since it uses less digits than its factorization.

268367288468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55927 (or 55925 counting only the distinct ones).

The product of its digits is 297271296, while the sum is 68.

The spelling of 268367288468 in words is "two hundred sixty-eight billion, three hundred sixty-seven million, two hundred eighty-eight thousand, four hundred sixty-eight".