32623882009 has 2 divisors, whose sum is σ = 32623882010. Its totient is φ = 32623882008.

The previous prime is 32623882007. The next prime is 32623882061. The reversal of 32623882009 is 90028832623.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31477856400 + 1146025609 = 177420^2 + 33853^2 .

It is an emirp because it is prime and its reverse (90028832623) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 32623882009 - 2¹ = 32623882007 is a prime.

Together with 32623882007, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (32623882007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16311941004 + 16311941005.

It is an arithmetic number, because the mean of its divisors is an integer number (16311941005).

Almost surely, 2^32623882009 is an apocalyptic number.

It is an amenable number.

32623882009 is a deficient number, since it is larger than the sum of its proper divisors (1).

32623882009 is an equidigital number, since it uses as much as digits as its factorization.

32623882009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 248832, while the sum is 43.

The spelling of 32623882009 in words is "thirty-two billion, six hundred twenty-three million, eight hundred eighty-two thousand, nine".