32565365213 has 2 divisors, whose sum is σ = 32565365214. Its totient is φ = 32565365212.

The previous prime is 32565365207. The next prime is 32565365233. The reversal of 32565365213 is 31256356523.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30341110969 + 2224254244 = 174187^2 + 47162^2 .

It is a cyclic number.

It is not a de Polignac number, because 32565365213 - 2¹⁶ = 32565299677 is a prime.

It is a super-2 number, since 2×32565365213² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32565365233) 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, 16282682606 + 16282682607.

It is an arithmetic number, because the mean of its divisors is an integer number (16282682607).

Almost surely, 2^32565365213 is an apocalyptic number.

It is an amenable number.

32565365213 is a deficient number, since it is larger than the sum of its proper divisors (1).

32565365213 is an equidigital number, since it uses as much as digits as its factorization.

32565365213 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 486000, while the sum is 41.

The spelling of 32565365213 in words is "thirty-two billion, five hundred sixty-five million, three hundred sixty-five thousand, two hundred thirteen".