265968767 has 2 divisors, whose sum is σ = 265968768. Its totient is φ = 265968766.

The previous prime is 265968749. The next prime is 265968779. The reversal of 265968767 is 767869562.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 265968767 - 2⁸ = 265968511 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (265968797) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132984383 + 132984384.

It is an arithmetic number, because the mean of its divisors is an integer number (132984384).

Almost surely, 2^265968767 is an apocalyptic number.

265968767 is a deficient number, since it is larger than the sum of its proper divisors (1).

265968767 is an equidigital number, since it uses as much as digits as its factorization.

265968767 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7620480, while the sum is 56.

The square root of 265968767 is about 16308.5488931419. The cubic root of 265968767 is about 643.0975869082.

The spelling of 265968767 in words is "two hundred sixty-five million, nine hundred sixty-eight thousand, seven hundred sixty-seven".