5166600066011 has 2 divisors, whose sum is σ = 5166600066012. Its totient is φ = 5166600066010.

The previous prime is 5166600065987. The next prime is 5166600066041. The reversal of 5166600066011 is 1106600066615.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5166600066011 - 2⁶ = 5166600065947 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (5166600066041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2583300033005 + 2583300033006.

It is an arithmetic number, because the mean of its divisors is an integer number (2583300033006).

Almost surely, 2^{5166600066011} is an apocalyptic number.

5166600066011 is a deficient number, since it is larger than the sum of its proper divisors (1).

5166600066011 is an equidigital number, since it uses as much as digits as its factorization.

5166600066011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 38880, while the sum is 38.

The spelling of 5166600066011 in words is "five trillion, one hundred sixty-six billion, six hundred million, sixty-six thousand, eleven".