552116641 has 2 divisors, whose sum is σ = 552116642. Its totient is φ = 552116640.

The previous prime is 552116597. The next prime is 552116651. The reversal of 552116641 is 146611255.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 550371600 + 1745041 = 23460^2 + 1321^2 .

It is a cyclic number.

It is not a de Polignac number, because 552116641 - 2⁹ = 552116129 is a prime.

It is not a weakly prime, because it can be changed into another prime (552116651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 276058320 + 276058321.

It is an arithmetic number, because the mean of its divisors is an integer number (276058321).

Almost surely, 2^552116641 is an apocalyptic number.

It is an amenable number.

552116641 is a deficient number, since it is larger than the sum of its proper divisors (1).

552116641 is an equidigital number, since it uses as much as digits as its factorization.

552116641 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7200, while the sum is 31.

The square root of 552116641 is about 23497.1624031499. The cubic root of 552116641 is about 820.3709609475.

Adding to 552116641 its reverse (146611255), we get a palindrome (698727896).

The spelling of 552116641 in words is "five hundred fifty-two million, one hundred sixteen thousand, six hundred forty-one".