12018384071927 has 8 divisors (see below), whose sum is σ = 12486170820240. Its totient is φ = 11554154637760.

The previous prime is 12018384071923. The next prime is 12018384071987. The reversal of 12018384071927 is 72917048381021.

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

It is not a de Polignac number, because 12018384071927 - 2² = 12018384071923 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 (12018384071923) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 889321649 + ... + 889335162.

It is an arithmetic number, because the mean of its divisors is an integer number (1560771352530).

Almost surely, 2^{12018384071927} is an apocalyptic number.

12018384071927 is a deficient number, since it is larger than the sum of its proper divisors (467786748313).

12018384071927 is a wasteful number, since it uses less digits than its factorization.

12018384071927 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1778657073.

The product of its (nonzero) digits is 1354752, while the sum is 53.

The spelling of 12018384071927 in words is "twelve trillion, eighteen billion, three hundred eighty-four million, seventy-one thousand, nine hundred twenty-seven".