2066351218307 has 2 divisors, whose sum is σ = 2066351218308. Its totient is φ = 2066351218306.

The previous prime is 2066351218273. The next prime is 2066351218319. The reversal of 2066351218307 is 7038121536602.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2066351218307 is a prime.

It is not a weakly prime, because it can be changed into another prime (2066351218007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1033175609153 + 1033175609154.

It is an arithmetic number, because the mean of its divisors is an integer number (1033175609154).

Almost surely, 2^{2066351218307} is an apocalyptic number.

2066351218307 is a deficient number, since it is larger than the sum of its proper divisors (1).

2066351218307 is an equidigital number, since it uses as much as digits as its factorization.

2066351218307 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 362880, while the sum is 44.

The spelling of 2066351218307 in words is "two trillion, sixty-six billion, three hundred fifty-one million, two hundred eighteen thousand, three hundred seven".