65834650364401 has 2 divisors, whose sum is σ = 65834650364402. Its totient is φ = 65834650364400.

The previous prime is 65834650364393. The next prime is 65834650364491. The reversal of 65834650364401 is 10446305643856.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 63996416050176 + 1838234314225 = 7999776^2 + 1355815^2 .

It is a cyclic number.

It is not a de Polignac number, because 65834650364401 - 2³ = 65834650364393 is a prime.

It is not a weakly prime, because it can be changed into another prime (65834650364491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32917325182200 + 32917325182201.

It is an arithmetic number, because the mean of its divisors is an integer number (32917325182201).

Almost surely, 2^{65834650364401} is an apocalyptic number.

It is an amenable number.

65834650364401 is a deficient number, since it is larger than the sum of its proper divisors (1).

65834650364401 is an equidigital number, since it uses as much as digits as its factorization.

65834650364401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24883200, while the sum is 55.

The spelling of 65834650364401 in words is "sixty-five trillion, eight hundred thirty-four billion, six hundred fifty million, three hundred sixty-four thousand, four hundred one".