12066316613551 has 8 divisors (see below), whose sum is σ = 12212919235440. Its totient is φ = 11919743165952.

The previous prime is 12066316613543. The next prime is 12066316613579. The reversal of 12066316613551 is 15531661366021.

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

It is a cyclic number.

It is not a de Polignac number, because 12066316613551 - 2³ = 12066316613543 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 (12066316613581) 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, 6460786 + ... + 8116303.

It is an arithmetic number, because the mean of its divisors is an integer number (1526614904430).

Almost surely, 2^{12066316613551} is an apocalyptic number.

12066316613551 is a deficient number, since it is larger than the sum of its proper divisors (146602621889).

12066316613551 is an equidigital number, since it uses as much as digits as its factorization.

12066316613551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14587145.

The product of its (nonzero) digits is 583200, while the sum is 46.

Adding to 12066316613551 its reverse (15531661366021), we get a palindrome (27597977979572).

The spelling of 12066316613551 in words is "twelve trillion, sixty-six billion, three hundred sixteen million, six hundred thirteen thousand, five hundred fifty-one".