12017475563823 has 16 divisors (see below), whose sum is σ = 17819521213440. Its totient is φ = 8004516205752.

The previous prime is 12017475563791. The next prime is 12017475563843. The reversal of 12017475563823 is 32836557471021.

12017475563823 is a `hidden beast` number, since 1 + 2 + 0 + 1 + 7 + 4 + 7 + 556 + 3 + 82 + 3 = 666.

It is not a de Polignac number, because 12017475563823 - 2⁵ = 12017475563791 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12017475563823.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12017475563843) 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 15 ways as a sum of consecutive naturals, for example, 198140511 + ... + 198201152.

It is an arithmetic number, because the mean of its divisors is an integer number (1113720075840).

Almost surely, 2^{12017475563823} is an apocalyptic number.

12017475563823 is a deficient number, since it is larger than the sum of its proper divisors (5802045649617).

12017475563823 is a wasteful number, since it uses less digits than its factorization.

12017475563823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 396342795 (or 396342789 counting only the distinct ones).

The product of its (nonzero) digits is 8467200, while the sum is 54.

The spelling of 12017475563823 in words is "twelve trillion, seventeen billion, four hundred seventy-five million, five hundred sixty-three thousand, eight hundred twenty-three".