32918679917 has 2 divisors, whose sum is σ = 32918679918. Its totient is φ = 32918679916.

The previous prime is 32918679907. The next prime is 32918679943. The reversal of 32918679917 is 71997681923.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25710839716 + 7207840201 = 160346^2 + 84899^2 .

It is a cyclic number.

It is not a de Polignac number, because 32918679917 - 2⁴ = 32918679901 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 32918679917.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32918679907) 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, 16459339958 + 16459339959.

It is an arithmetic number, because the mean of its divisors is an integer number (16459339959).

Almost surely, 2^32918679917 is an apocalyptic number.

It is an amenable number.

32918679917 is a deficient number, since it is larger than the sum of its proper divisors (1).

32918679917 is an equidigital number, since it uses as much as digits as its factorization.

32918679917 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10287648, while the sum is 62.

The spelling of 32918679917 in words is "thirty-two billion, nine hundred eighteen million, six hundred seventy-nine thousand, nine hundred seventeen".