12027166623 has 12 divisors (see below), whose sum is σ = 17617259088. Its totient is φ = 7905179520.

The previous prime is 12027166597. The next prime is 12027166631. The reversal of 12027166623 is 32666172021.

It is not a de Polignac number, because 12027166623 - 2⁶ = 12027166559 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12027166643) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9410290 + ... + 9411567.

It is an arithmetic number, because the mean of its divisors is an integer number (1468104924).

Almost surely, 2^12027166623 is an apocalyptic number.

12027166623 is a deficient number, since it is larger than the sum of its proper divisors (5590092465).

12027166623 is a wasteful number, since it uses less digits than its factorization.

12027166623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18821934 (or 18821931 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The spelling of 12027166623 in words is "twelve billion, twenty-seven million, one hundred sixty-six thousand, six hundred twenty-three".