32040330521 has 2 divisors, whose sum is σ = 32040330522. Its totient is φ = 32040330520.

The previous prime is 32040330467. The next prime is 32040330599. The reversal of 32040330521 is 12503304023.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21294105625 + 10746224896 = 145925^2 + 103664^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-32040330521 is a prime.

It is not a weakly prime, because it can be changed into another prime (32040330221) 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, 16020165260 + 16020165261.

It is an arithmetic number, because the mean of its divisors is an integer number (16020165261).

Almost surely, 2^32040330521 is an apocalyptic number.

It is an amenable number.

32040330521 is a deficient number, since it is larger than the sum of its proper divisors (1).

32040330521 is an equidigital number, since it uses as much as digits as its factorization.

32040330521 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2160, while the sum is 23.

Adding to 32040330521 its reverse (12503304023), we get a palindrome (44543634544).

The spelling of 32040330521 in words is "thirty-two billion, forty million, three hundred thirty thousand, five hundred twenty-one".