23536413569 has 2 divisors, whose sum is σ = 23536413570. Its totient is φ = 23536413568.

The previous prime is 23536413499. The next prime is 23536413577. The reversal of 23536413569 is 96531463532.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20454720400 + 3081693169 = 143020^2 + 55513^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23536413569 is a prime.

It is a super-2 number, since 2×23536413569² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (23536013569) 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, 11768206784 + 11768206785.

It is an arithmetic number, because the mean of its divisors is an integer number (11768206785).

Almost surely, 2^23536413569 is an apocalyptic number.

It is an amenable number.

23536413569 is a deficient number, since it is larger than the sum of its proper divisors (1).

23536413569 is an equidigital number, since it uses as much as digits as its factorization.

23536413569 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1749600, while the sum is 47.

The spelling of 23536413569 in words is "twenty-three billion, five hundred thirty-six million, four hundred thirteen thousand, five hundred sixty-nine".