65322132406493 has 2 divisors, whose sum is σ = 65322132406494. Its totient is φ = 65322132406492.

The previous prime is 65322132406417. The next prime is 65322132406591. The reversal of 65322132406493 is 39460423122356.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 33523845240484 + 31798287166009 = 5789978^2 + 5638997^2 .

It is a cyclic number.

It is not a de Polignac number, because 65322132406493 - 2¹⁸ = 65322132144349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65322132406793) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32661066203246 + 32661066203247.

It is an arithmetic number, because the mean of its divisors is an integer number (32661066203247).

Almost surely, 2^{65322132406493} is an apocalyptic number.

It is an amenable number.

65322132406493 is a deficient number, since it is larger than the sum of its proper divisors (1).

65322132406493 is an equidigital number, since it uses as much as digits as its factorization.

65322132406493 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5598720, while the sum is 50.

The spelling of 65322132406493 in words is "sixty-five trillion, three hundred twenty-two billion, one hundred thirty-two million, four hundred six thousand, four hundred ninety-three".