268676667 has 12 divisors (see below), whose sum is σ = 443529840. Its totient is φ = 153529488.

The previous prime is 268676641. The next prime is 268676689. The reversal of 268676667 is 766676862.

It is not a de Polignac number, because 268676667 - 2⁷ = 268676539 is a prime.

It is not an unprimeable number, because it can be changed into a prime (268676167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2132292 + ... + 2132417.

It is an arithmetic number, because the mean of its divisors is an integer number (36960820).

Almost surely, 2^268676667 is an apocalyptic number.

268676667 is a deficient number, since it is larger than the sum of its proper divisors (174853173).

268676667 is a wasteful number, since it uses less digits than its factorization.

268676667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4264722 (or 4264719 counting only the distinct ones).

The product of its digits is 6096384, while the sum is 54.

The square root of 268676667 is about 16391.3595226265. The cubic root of 268676667 is about 645.2727384510.

The spelling of 268676667 in words is "two hundred sixty-eight million, six hundred seventy-six thousand, six hundred sixty-seven".