265241004562511 has 2 divisors, whose sum is σ = 265241004562512. Its totient is φ = 265241004562510.

The previous prime is 265241004562477. The next prime is 265241004562591. The reversal of 265241004562511 is 115265400142562.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 265241004562511 - 2²⁶ = 265240937453647 is a prime.

It is a super-2 number, since 2×265241004562511² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (265241004562591) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132620502281255 + 132620502281256.

It is an arithmetic number, because the mean of its divisors is an integer number (132620502281256).

Almost surely, 2^{265241004562511} is an apocalyptic number.

265241004562511 is a deficient number, since it is larger than the sum of its proper divisors (1).

265241004562511 is an equidigital number, since it uses as much as digits as its factorization.

265241004562511 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576000, while the sum is 44.

The spelling of 265241004562511 in words is "two hundred sixty-five trillion, two hundred forty-one billion, four million, five hundred sixty-two thousand, five hundred eleven".