52883666029721 has 2 divisors, whose sum is σ = 52883666029722. Its totient is φ = 52883666029720.

The previous prime is 52883666029709. The next prime is 52883666029729. The reversal of 52883666029721 is 12792066638825.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 52518124869721 + 365541160000 = 7246939^2 + 604600^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52883666029721 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (52883666029729) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26441833014860 + 26441833014861.

It is an arithmetic number, because the mean of its divisors is an integer number (26441833014861).

Almost surely, 2^{52883666029721} is an apocalyptic number.

It is an amenable number.

52883666029721 is a deficient number, since it is larger than the sum of its proper divisors (1).

52883666029721 is an equidigital number, since it uses as much as digits as its factorization.

52883666029721 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 104509440, while the sum is 65.

The spelling of 52883666029721 in words is "fifty-two trillion, eight hundred eighty-three billion, six hundred sixty-six million, twenty-nine thousand, seven hundred twenty-one".