268133764 has 12 divisors (see below), whose sum is σ = 469426384. Its totient is φ = 134011944.

The previous prime is 268133759. The next prime is 268133773. The reversal of 268133764 is 467331862.

It is a super-3 number, since 3×268133764³ (a number of 26 digits) contains 333 as substring.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1554 + ... + 23209.

Almost surely, 2^268133764 is an apocalyptic number.

It is an amenable number.

268133764 is a deficient number, since it is larger than the sum of its proper divisors (201292620).

268133764 is a wasteful number, since it uses less digits than its factorization.

268133764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27474 (or 27472 counting only the distinct ones).

The product of its digits is 145152, while the sum is 40.

The square root of 268133764 is about 16374.7905024767. The cubic root of 268133764 is about 644.8378207317.

The spelling of 268133764 in words is "two hundred sixty-eight million, one hundred thirty-three thousand, seven hundred sixty-four".