65016066013 has 2 divisors, whose sum is σ = 65016066014. Its totient is φ = 65016066012.

The previous prime is 65016065999. The next prime is 65016066023. The reversal of 65016066013 is 31066061056.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 60861876804 + 4154189209 = 246702^2 + 64453^2 .

It is a cyclic number.

It is not a de Polignac number, because 65016066013 - 2²¹ = 65013968861 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 65016066013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65016066023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32508033006 + 32508033007.

It is an arithmetic number, because the mean of its divisors is an integer number (32508033007).

Almost surely, 2^65016066013 is an apocalyptic number.

It is an amenable number.

65016066013 is a deficient number, since it is larger than the sum of its proper divisors (1).

65016066013 is an equidigital number, since it uses as much as digits as its factorization.

65016066013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19440, while the sum is 34.

The spelling of 65016066013 in words is "sixty-five billion, sixteen million, sixty-six thousand, thirteen".