10016660161 has 2 divisors, whose sum is σ = 10016660162. Its totient is φ = 10016660160.

The previous prime is 10016660119. The next prime is 10016660221. The reversal of 10016660161 is 16106661001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9489682225 + 526977936 = 97415^2 + 22956^2 .

It is a cyclic number.

It is not a de Polignac number, because 10016660161 - 2⁹ = 10016659649 is a prime.

It is not a weakly prime, because it can be changed into another prime (10016660261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5008330080 + 5008330081.

It is an arithmetic number, because the mean of its divisors is an integer number (5008330081).

Almost surely, 2^10016660161 is an apocalyptic number.

It is an amenable number.

10016660161 is a deficient number, since it is larger than the sum of its proper divisors (1).

10016660161 is an equidigital number, since it uses as much as digits as its factorization.

10016660161 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 28.

The spelling of 10016660161 in words is "ten billion, sixteen million, six hundred sixty thousand, one hundred sixty-one".