265916767 has 2 divisors, whose sum is σ = 265916768. Its totient is φ = 265916766.

The previous prime is 265916713. The next prime is 265916789. The reversal of 265916767 is 767619562.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 265916767 - 2¹⁵ = 265883999 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 265916767.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (265910767) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132958383 + 132958384.

It is an arithmetic number, because the mean of its divisors is an integer number (132958384).

Almost surely, 2^265916767 is an apocalyptic number.

265916767 is a deficient number, since it is larger than the sum of its proper divisors (1).

265916767 is an equidigital number, since it uses as much as digits as its factorization.

265916767 is an evil number, because the sum of its binary digits is even.

The product of its digits is 952560, while the sum is 49.

The square root of 265916767 is about 16306.9545593284. The cubic root of 265916767 is about 643.0556731470.

The spelling of 265916767 in words is "two hundred sixty-five million, nine hundred sixteen thousand, seven hundred sixty-seven".