12043380548861 has 16 divisors (see below), whose sum is σ = 12767253903360. Its totient is φ = 11321229427200.

The previous prime is 12043380548851. The next prime is 12043380548893. The reversal of 12043380548861 is 16884508334021.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12043380548861 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12043380548821) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57990770 + ... + 58198076.

It is an arithmetic number, because the mean of its divisors is an integer number (797953368960).

Almost surely, 2^{12043380548861} is an apocalyptic number.

It is an amenable number.

12043380548861 is a deficient number, since it is larger than the sum of its proper divisors (723873354499).

12043380548861 is a wasteful number, since it uses less digits than its factorization.

12043380548861 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211444.

The product of its (nonzero) digits is 4423680, while the sum is 53.

The spelling of 12043380548861 in words is "twelve trillion, forty-three billion, three hundred eighty million, five hundred forty-eight thousand, eight hundred sixty-one".