32658272681 has 2 divisors, whose sum is σ = 32658272682. Its totient is φ = 32658272680.

The previous prime is 32658272651. The next prime is 32658272707. The reversal of 32658272681 is 18627285623.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 32658272656 + 25 = 180716^2 + 5^2 .

It is a cyclic number.

It is not a de Polignac number, because 32658272681 - 2⁶ = 32658272617 is a prime.

It is a super-2 number, since 2×32658272681² (a number of 22 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (32658272651) 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, 16329136340 + 16329136341.

It is an arithmetic number, because the mean of its divisors is an integer number (16329136341).

Almost surely, 2^32658272681 is an apocalyptic number.

It is an amenable number.

32658272681 is a deficient number, since it is larger than the sum of its proper divisors (1).

32658272681 is an equidigital number, since it uses as much as digits as its factorization.

32658272681 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1935360, while the sum is 50.

The spelling of 32658272681 in words is "thirty-two billion, six hundred fifty-eight million, two hundred seventy-two thousand, six hundred eighty-one".