12017074005771 has 4 divisors (see below), whose sum is σ = 16022765341032. Its totient is φ = 8011382670512.

The previous prime is 12017074005719. The next prime is 12017074005779. The reversal of 12017074005771 is 17750047071021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12017074005771 - 2¹¹ = 12017074003723 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12017074005779) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2002845667626 + ... + 2002845667631.

It is an arithmetic number, because the mean of its divisors is an integer number (4005691335258).

Almost surely, 2^{12017074005771} is an apocalyptic number.

12017074005771 is a deficient number, since it is larger than the sum of its proper divisors (4005691335261).

12017074005771 is an equidigital number, since it uses as much as digits as its factorization.

12017074005771 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4005691335260.

The product of its (nonzero) digits is 96040, while the sum is 42.

The spelling of 12017074005771 in words is "twelve trillion, seventeen billion, seventy-four million, five thousand, seven hundred seventy-one".