123632235563 has 2 divisors, whose sum is σ = 123632235564. Its totient is φ = 123632235562.

The previous prime is 123632235541. The next prime is 123632235569. The reversal of 123632235563 is 365532236321.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 123632235563 - 2²⁸ = 123363800107 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 123632235563.

It is not a weakly prime, because it can be changed into another prime (123632235569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61816117781 + 61816117782.

It is an arithmetic number, because the mean of its divisors is an integer number (61816117782).

Almost surely, 2^123632235563 is an apocalyptic number.

123632235563 is a deficient number, since it is larger than the sum of its proper divisors (1).

123632235563 is an equidigital number, since it uses as much as digits as its factorization.

123632235563 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 583200, while the sum is 41.

The spelling of 123632235563 in words is "one hundred twenty-three billion, six hundred thirty-two million, two hundred thirty-five thousand, five hundred sixty-three".