269661593423 has 2 divisors, whose sum is σ = 269661593424. Its totient is φ = 269661593422.

The previous prime is 269661593393. The next prime is 269661593477. The reversal of 269661593423 is 324395166962.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 269661593423 - 2⁶ = 269661593359 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (269661593483) 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, 134830796711 + 134830796712.

It is an arithmetic number, because the mean of its divisors is an integer number (134830796712).

Almost surely, 2^269661593423 is an apocalyptic number.

269661593423 is a deficient number, since it is larger than the sum of its proper divisors (1).

269661593423 is an equidigital number, since it uses as much as digits as its factorization.

269661593423 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12597120, while the sum is 56.

The spelling of 269661593423 in words is "two hundred sixty-nine billion, six hundred sixty-one million, five hundred ninety-three thousand, four hundred twenty-three".