265227663011 has 2 divisors, whose sum is σ = 265227663012. Its totient is φ = 265227663010.

The previous prime is 265227662993. The next prime is 265227663013. The reversal of 265227663011 is 110366722562.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 265227663011 - 2²⁶ = 265160554147 is a prime.

It is a super-2 number, since 2×265227663011² (a number of 24 digits) contains 22 as substring.

Together with 265227663013, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 265227663011.

It is not a weakly prime, because it can be changed into another prime (265227663013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132613831505 + 132613831506.

It is an arithmetic number, because the mean of its divisors is an integer number (132613831506).

Almost surely, 2^265227663011 is an apocalyptic number.

265227663011 is a deficient number, since it is larger than the sum of its proper divisors (1).

265227663011 is an equidigital number, since it uses as much as digits as its factorization.

265227663011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 181440, while the sum is 41.

The spelling of 265227663011 in words is "two hundred sixty-five billion, two hundred twenty-seven million, six hundred sixty-three thousand, eleven".