52289898217 has 2 divisors, whose sum is σ = 52289898218. Its totient is φ = 52289898216.

The previous prime is 52289898197. The next prime is 52289898229. The reversal of 52289898217 is 71289898225.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 51175940841 + 1113957376 = 226221^2 + 33376^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52289898217 is a prime.

It is not a weakly prime, because it can be changed into another prime (52289898277) 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, 26144949108 + 26144949109.

It is an arithmetic number, because the mean of its divisors is an integer number (26144949109).

Almost surely, 2^52289898217 is an apocalyptic number.

It is an amenable number.

52289898217 is a deficient number, since it is larger than the sum of its proper divisors (1).

52289898217 is an equidigital number, since it uses as much as digits as its factorization.

52289898217 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11612160, while the sum is 61.

The spelling of 52289898217 in words is "fifty-two billion, two hundred eighty-nine million, eight hundred ninety-eight thousand, two hundred seventeen".