65004428513 has 2 divisors, whose sum is σ = 65004428514. Its totient is φ = 65004428512.

The previous prime is 65004428483. The next prime is 65004428527. The reversal of 65004428513 is 31582440056.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 56800235584 + 8204192929 = 238328^2 + 90577^2 .

It is a cyclic number.

It is not a de Polignac number, because 65004428513 - 2²⁸ = 64735993057 is a prime.

It is not a weakly prime, because it can be changed into another prime (65004428413) 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, 32502214256 + 32502214257.

It is an arithmetic number, because the mean of its divisors is an integer number (32502214257).

Almost surely, 2^65004428513 is an apocalyptic number.

It is an amenable number.

65004428513 is a deficient number, since it is larger than the sum of its proper divisors (1).

65004428513 is an equidigital number, since it uses as much as digits as its factorization.

65004428513 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 115200, while the sum is 38.

Adding to 65004428513 its reverse (31582440056), we get a palindrome (96586868569).

The spelling of 65004428513 in words is "sixty-five billion, four million, four hundred twenty-eight thousand, five hundred thirteen".