32445412513 has 2 divisors, whose sum is σ = 32445412514. Its totient is φ = 32445412512.

The previous prime is 32445412499. The next prime is 32445412537. The reversal of 32445412513 is 31521454423.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21954941584 + 10490470929 = 148172^2 + 102423^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-32445412513 is a prime.

It is not a weakly prime, because it can be changed into another prime (32445412213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16222706256 + 16222706257.

It is an arithmetic number, because the mean of its divisors is an integer number (16222706257).

Almost surely, 2^32445412513 is an apocalyptic number.

It is an amenable number.

32445412513 is a deficient number, since it is larger than the sum of its proper divisors (1).

32445412513 is an equidigital number, since it uses as much as digits as its factorization.

32445412513 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 57600, while the sum is 34.

Adding to 32445412513 its reverse (31521454423), we get a palindrome (63966866936).

The spelling of 32445412513 in words is "thirty-two billion, four hundred forty-five million, four hundred twelve thousand, five hundred thirteen".