53223326641 has 2 divisors, whose sum is σ = 53223326642. Its totient is φ = 53223326640.

The previous prime is 53223326587. The next prime is 53223326659. The reversal of 53223326641 is 14662332235.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 51663471616 + 1559855025 = 227296^2 + 39495^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53223326641 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53223326641.

It is not a weakly prime, because it can be changed into another prime (53223326671) 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, 26611663320 + 26611663321.

It is an arithmetic number, because the mean of its divisors is an integer number (26611663321).

Almost surely, 2^53223326641 is an apocalyptic number.

It is an amenable number.

53223326641 is a deficient number, since it is larger than the sum of its proper divisors (1).

53223326641 is an equidigital number, since it uses as much as digits as its factorization.

53223326641 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 155520, while the sum is 37.

Adding to 53223326641 its reverse (14662332235), we get a palindrome (67885658876).

The spelling of 53223326641 in words is "fifty-three billion, two hundred twenty-three million, three hundred twenty-six thousand, six hundred forty-one".