53326268609 has 2 divisors, whose sum is σ = 53326268610. Its totient is φ = 53326268608.

The previous prime is 53326268581. The next prime is 53326268617. The reversal of 53326268609 is 90686262335.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26665910209 + 26660358400 = 163297^2 + 163280^2 .

It is a cyclic number.

It is not a de Polignac number, because 53326268609 - 2⁸ = 53326268353 is a prime.

It is not a weakly prime, because it can be changed into another prime (53326268309) 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, 26663134304 + 26663134305.

It is an arithmetic number, because the mean of its divisors is an integer number (26663134305).

Almost surely, 2^53326268609 is an apocalyptic number.

It is an amenable number.

53326268609 is a deficient number, since it is larger than the sum of its proper divisors (1).

53326268609 is an equidigital number, since it uses as much as digits as its factorization.

53326268609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2799360, while the sum is 50.

The spelling of 53326268609 in words is "fifty-three billion, three hundred twenty-six million, two hundred sixty-eight thousand, six hundred nine".