265313397611 has 2 divisors, whose sum is σ = 265313397612. Its totient is φ = 265313397610.

The previous prime is 265313397529. The next prime is 265313397631. The reversal of 265313397611 is 116793313562.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 265313397611 - 2³⁴ = 248133528427 is a prime.

It is not a weakly prime, because it can be changed into another prime (265313397631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132656698805 + 132656698806.

It is an arithmetic number, because the mean of its divisors is an integer number (132656698806).

Almost surely, 2^265313397611 is an apocalyptic number.

265313397611 is a deficient number, since it is larger than the sum of its proper divisors (1).

265313397611 is an equidigital number, since it uses as much as digits as its factorization.

265313397611 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 612360, while the sum is 47.

The spelling of 265313397611 in words is "two hundred sixty-five billion, three hundred thirteen million, three hundred ninety-seven thousand, six hundred eleven".