265716420023 has 2 divisors, whose sum is σ = 265716420024. Its totient is φ = 265716420022.

The previous prime is 265716420001. The next prime is 265716420029. The reversal of 265716420023 is 320024617562.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 265716420023 - 2²⁶ = 265649311159 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (265716420029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132858210011 + 132858210012.

It is an arithmetic number, because the mean of its divisors is an integer number (132858210012).

Almost surely, 2^265716420023 is an apocalyptic number.

265716420023 is a deficient number, since it is larger than the sum of its proper divisors (1).

265716420023 is an equidigital number, since it uses as much as digits as its factorization.

265716420023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120960, while the sum is 38.

The spelling of 265716420023 in words is "two hundred sixty-five billion, seven hundred sixteen million, four hundred twenty thousand, twenty-three".