268675287265 has 24 divisors (see below), whose sum is σ = 401981360832. Its totient is φ = 167479553280.

The previous prime is 268675287263. The next prime is 268675287269. The reversal of 268675287265 is 562782576862.

268675287265 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 268675287265 - 2¹ = 268675287263 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 268675287197 and 268675287206.

It is not an unprimeable number, because it can be changed into a prime (268675287263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10157337 + ... + 10183753.

It is an arithmetic number, because the mean of its divisors is an integer number (16749223368).

Almost surely, 2^268675287265 is an apocalyptic number.

It is an amenable number.

268675287265 is a deficient number, since it is larger than the sum of its proper divisors (133306073567).

268675287265 is an frugal number, since it uses more digits than its factorization.

268675287265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52857 (or 26440 counting only the distinct ones).

The product of its digits is 135475200, while the sum is 64.

The spelling of 268675287265 in words is "two hundred sixty-eight billion, six hundred seventy-five million, two hundred eighty-seven thousand, two hundred sixty-five".