65100916217 has 2 divisors, whose sum is σ = 65100916218. Its totient is φ = 65100916216.

The previous prime is 65100916213. The next prime is 65100916253. The reversal of 65100916217 is 71261900156.

65100916217 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 58685547001 + 6415369216 = 242251^2 + 80096^2 .

It is a cyclic number.

It is not a de Polignac number, because 65100916217 - 2² = 65100916213 is a prime.

It is not a weakly prime, because it can be changed into another prime (65100916213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32550458108 + 32550458109.

It is an arithmetic number, because the mean of its divisors is an integer number (32550458109).

Almost surely, 2^65100916217 is an apocalyptic number.

It is an amenable number.

65100916217 is a deficient number, since it is larger than the sum of its proper divisors (1).

65100916217 is an equidigital number, since it uses as much as digits as its factorization.

65100916217 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22680, while the sum is 38.

The spelling of 65100916217 in words is "sixty-five billion, one hundred million, nine hundred sixteen thousand, two hundred seventeen".