32330045521 has 2 divisors, whose sum is σ = 32330045522. Its totient is φ = 32330045520.

The previous prime is 32330045513. The next prime is 32330045563. The reversal of 32330045521 is 12554003323.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20782393921 + 11547651600 = 144161^2 + 107460^2 .

It is a cyclic number.

It is not a de Polignac number, because 32330045521 - 2³ = 32330045513 is a prime.

It is a super-2 number, since 2×32330045521² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 32330045521.

It is not a weakly prime, because it can be changed into another prime (32330045591) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16165022760 + 16165022761.

It is an arithmetic number, because the mean of its divisors is an integer number (16165022761).

Almost surely, 2^32330045521 is an apocalyptic number.

It is an amenable number.

32330045521 is a deficient number, since it is larger than the sum of its proper divisors (1).

32330045521 is an equidigital number, since it uses as much as digits as its factorization.

32330045521 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10800, while the sum is 28.

Adding to 32330045521 its reverse (12554003323), we get a palindrome (44884048844).

The spelling of 32330045521 in words is "thirty-two billion, three hundred thirty million, forty-five thousand, five hundred twenty-one".