13666123060363 has 4 divisors (see below), whose sum is σ = 13999443135048. Its totient is φ = 13332802985680.

The previous prime is 13666123060313. The next prime is 13666123060393. The reversal of 13666123060363 is 36306032166631.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13666123060363 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13666123060313) 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, 166660037281 + ... + 166660037362.

It is an arithmetic number, because the mean of its divisors is an integer number (3499860783762).

Almost surely, 2^{13666123060363} is an apocalyptic number.

13666123060363 is a deficient number, since it is larger than the sum of its proper divisors (333320074685).

13666123060363 is an equidigital number, since it uses as much as digits as its factorization.

13666123060363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333320074684.

The product of its (nonzero) digits is 1259712, while the sum is 46.

The spelling of 13666123060363 in words is "thirteen trillion, six hundred sixty-six billion, one hundred twenty-three million, sixty thousand, three hundred sixty-three".