12180493543823 has 8 divisors (see below), whose sum is σ = 13287838001616. Its totient is φ = 11073153563200.

The previous prime is 12180493543793. The next prime is 12180493543861. The reversal of 12180493543823 is 32834539408121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12180493543823 - 2⁸ = 12180493543567 is a prime.

It is a super-2 number, since 2×12180493543823² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12180493545823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7366115 + ... + 8866827.

It is an arithmetic number, because the mean of its divisors is an integer number (1660979750202).

Almost surely, 2^{12180493543823} is an apocalyptic number.

12180493543823 is a deficient number, since it is larger than the sum of its proper divisors (1107344457793).

12180493543823 is a wasteful number, since it uses less digits than its factorization.

12180493543823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2238585.

The product of its (nonzero) digits is 4976640, while the sum is 53.

The spelling of 12180493543823 in words is "twelve trillion, one hundred eighty billion, four hundred ninety-three million, five hundred forty-three thousand, eight hundred twenty-three".