268085263 has 8 divisors (see below), whose sum is σ = 286247808. Its totient is φ = 250464984.

The previous prime is 268085261. The next prime is 268085281. The reversal of 268085263 is 362580862.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 268085263 - 2¹ = 268085261 is a prime.

It is a Duffinian number.

It is a zygodrome in base 4.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (268085261) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 134545 + ... + 136522.

It is an arithmetic number, because the mean of its divisors is an integer number (35780976).

Almost surely, 2^268085263 is an apocalyptic number.

268085263 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

268085263 is a deficient number, since it is larger than the sum of its proper divisors (18162545).

268085263 is a wasteful number, since it uses less digits than its factorization.

268085263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271133.

The product of its (nonzero) digits is 138240, while the sum is 40.

The square root of 268085263 is about 16373.3094699880. The cubic root of 268085263 is about 644.7989381921.

The spelling of 268085263 in words is "two hundred sixty-eight million, eighty-five thousand, two hundred sixty-three".