12066661116503 has 8 divisors (see below), whose sum is σ = 13790492508672. Its totient is φ = 10342835389656.

The previous prime is 12066661116469. The next prime is 12066661116557. The reversal of 12066661116503 is 30561116666021.

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

It is not a de Polignac number, because 12066661116503 - 2⁸ = 12066661116247 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 (12066661116703) 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, 5222126 + ... + 7169652.

It is an arithmetic number, because the mean of its divisors is an integer number (1723811563584).

Almost surely, 2^{12066661116503} is an apocalyptic number.

12066661116503 is a deficient number, since it is larger than the sum of its proper divisors (1723831392169).

12066661116503 is an equidigital number, since it uses as much as digits as its factorization.

12066661116503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2832661.

The product of its (nonzero) digits is 233280, while the sum is 44.

The spelling of 12066661116503 in words is "twelve trillion, sixty-six billion, six hundred sixty-one million, one hundred sixteen thousand, five hundred three".