12315566123163 has 12 divisors (see below), whose sum is σ = 17789274548448. Its totient is φ = 8210320423920.

The previous prime is 12315566123083. The next prime is 12315566123227. The reversal of 12315566123163 is 36132166551321.

12315566123163 is a `hidden beast` number, since 1 + 2 + 3 + 1 + 5 + 566 + 1 + 23 + 1 + 63 = 666.

It is not a de Polignac number, because 12315566123163 - 2²⁴ = 12315549345947 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12315566121163) 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 in 11 ways as a sum of consecutive naturals, for example, 3359283 + ... + 5992988.

It is an arithmetic number, because the mean of its divisors is an integer number (1482439545704).

Almost surely, 2^{12315566123163} is an apocalyptic number.

12315566123163 is a deficient number, since it is larger than the sum of its proper divisors (5473708425285).

12315566123163 is a wasteful number, since it uses less digits than its factorization.

12315566123163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9498594 (or 9498591 counting only the distinct ones).

The product of its digits is 583200, while the sum is 45.

The spelling of 12315566123163 in words is "twelve trillion, three hundred fifteen billion, five hundred sixty-six million, one hundred twenty-three thousand, one hundred sixty-three".