53432330209 has 2 divisors, whose sum is σ = 53432330210. Its totient is φ = 53432330208.

The previous prime is 53432330177. The next prime is 53432330219. The reversal of 53432330209 is 90203323435.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 51122566609 + 2309763600 = 226103^2 + 48060^2 .

It is a cyclic number.

It is not a de Polignac number, because 53432330209 - 2⁵ = 53432330177 is a prime.

It is a super-2 number, since 2×53432330209² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (53432330219) 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, 26716165104 + 26716165105.

It is an arithmetic number, because the mean of its divisors is an integer number (26716165105).

Almost surely, 2^53432330209 is an apocalyptic number.

It is an amenable number.

53432330209 is a deficient number, since it is larger than the sum of its proper divisors (1).

53432330209 is an equidigital number, since it uses as much as digits as its factorization.

53432330209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 58320, while the sum is 34.

The spelling of 53432330209 in words is "fifty-three billion, four hundred thirty-two million, three hundred thirty thousand, two hundred nine".