268241507265 has 16 divisors (see below), whose sum is σ = 429277782528. Its totient is φ = 143031680256.

The previous prime is 268241507251. The next prime is 268241507269. The reversal of 268241507265 is 562705142862.

268241507265 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 268241507265 - 2²¹ = 268239410113 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (268241507269) 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 15 ways as a sum of consecutive naturals, for example, 1830664 + ... + 1971753.

It is an arithmetic number, because the mean of its divisors is an integer number (26829861408).

Almost surely, 2^268241507265 is an apocalyptic number.

It is an amenable number.

268241507265 is a deficient number, since it is larger than the sum of its proper divisors (161036275263).

268241507265 is a wasteful number, since it uses less digits than its factorization.

268241507265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3807128.

The product of its (nonzero) digits is 1612800, while the sum is 48.

The spelling of 268241507265 in words is "two hundred sixty-eight billion, two hundred forty-one million, five hundred seven thousand, two hundred sixty-five".