265235498134423 has 2 divisors, whose sum is σ = 265235498134424. Its totient is φ = 265235498134422.

The previous prime is 265235498134417. The next prime is 265235498134513. The reversal of 265235498134423 is 324431894532562.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-265235498134423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (265235438134423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132617749067211 + 132617749067212.

It is an arithmetic number, because the mean of its divisors is an integer number (132617749067212).

Almost surely, 2^{265235498134423} is an apocalyptic number.

265235498134423 is a deficient number, since it is larger than the sum of its proper divisors (1).

265235498134423 is an equidigital number, since it uses as much as digits as its factorization.

265235498134423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 149299200, while the sum is 61.

The spelling of 265235498134423 in words is "two hundred sixty-five trillion, two hundred thirty-five billion, four hundred ninety-eight million, one hundred thirty-four thousand, four hundred twenty-three".