5304869569661 has 2 divisors, whose sum is σ = 5304869569662. Its totient is φ = 5304869569660.

The previous prime is 5304869569543. The next prime is 5304869569721. The reversal of 5304869569661 is 1669659684035.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4561513492900 + 743356076761 = 2135770^2 + 862181^2 .

It is a cyclic number.

It is not a de Polignac number, because 5304869569661 - 2³⁴ = 5287689700477 is a prime.

It is a super-2 number, since 2×5304869569661² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5304869569591 and 5304869569600.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5304869569061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2652434784830 + 2652434784831.

It is an arithmetic number, because the mean of its divisors is an integer number (2652434784831).

Almost surely, 2^{5304869569661} is an apocalyptic number.

It is an amenable number.

5304869569661 is a deficient number, since it is larger than the sum of its proper divisors (1).

5304869569661 is an equidigital number, since it uses as much as digits as its factorization.

5304869569661 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 251942400, while the sum is 68.

The spelling of 5304869569661 in words is "five trillion, three hundred four billion, eight hundred sixty-nine million, five hundred sixty-nine thousand, six hundred sixty-one".