115663632523 has 4 divisors (see below), whose sum is σ = 115692034248. Its totient is φ = 115635230800.

The previous prime is 115663632499. The next prime is 115663632527. The reversal of 115663632523 is 325236366511.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 115663632523 - 2⁹ = 115663632011 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 115663632523.

It is not an unprimeable number, because it can be changed into a prime (115663632527) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14194753 + ... + 14202898.

It is an arithmetic number, because the mean of its divisors is an integer number (28923008562).

Almost surely, 2^115663632523 is an apocalyptic number.

115663632523 is a deficient number, since it is larger than the sum of its proper divisors (28401725).

115663632523 is an equidigital number, since it uses as much as digits as its factorization.

115663632523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28401724.

The product of its digits is 583200, while the sum is 43.

The spelling of 115663632523 in words is "one hundred fifteen billion, six hundred sixty-three million, six hundred thirty-two thousand, five hundred twenty-three".