65383977281723 has 2 divisors, whose sum is σ = 65383977281724. Its totient is φ = 65383977281722.

The previous prime is 65383977281681. The next prime is 65383977281731. The reversal of 65383977281723 is 32718277938356.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-65383977281723 is a prime.

It is not a weakly prime, because it can be changed into another prime (65383977281783) 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, 32691988640861 + 32691988640862.

It is an arithmetic number, because the mean of its divisors is an integer number (32691988640862).

Almost surely, 2^{65383977281723} is an apocalyptic number.

65383977281723 is a deficient number, since it is larger than the sum of its proper divisors (1).

65383977281723 is an equidigital number, since it uses as much as digits as its factorization.

65383977281723 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 640120320, while the sum is 71.

The spelling of 65383977281723 in words is "sixty-five trillion, three hundred eighty-three billion, nine hundred seventy-seven million, two hundred eighty-one thousand, seven hundred twenty-three".