523636885094413 has 2 divisors, whose sum is σ = 523636885094414. Its totient is φ = 523636885094412.

The previous prime is 523636885094353. The next prime is 523636885094483. The reversal of 523636885094413 is 314490588636325.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 326501301006409 + 197135584088004 = 18069347^2 + 14040498^2 .

It is a cyclic number.

It is not a de Polignac number, because 523636885094413 - 2⁹ = 523636885093901 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (523636885094483) 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, 261818442547206 + 261818442547207.

It is an arithmetic number, because the mean of its divisors is an integer number (261818442547207).

Almost surely, 2^{523636885094413} is an apocalyptic number.

It is an amenable number.

523636885094413 is a deficient number, since it is larger than the sum of its proper divisors (1).

523636885094413 is an equidigital number, since it uses as much as digits as its factorization.

523636885094413 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 447897600, while the sum is 67.

The spelling of 523636885094413 in words is "five hundred twenty-three trillion, six hundred thirty-six billion, eight hundred eighty-five million, ninety-four thousand, four hundred thirteen".