326976020929 has 2 divisors, whose sum is σ = 326976020930. Its totient is φ = 326976020928.

The previous prime is 326976020927. The next prime is 326976020989. The reversal of 326976020929 is 929020679623.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 315785554704 + 11190466225 = 561948^2 + 105785^2 .

It is an emirp because it is prime and its reverse (929020679623) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 326976020929 - 2¹ = 326976020927 is a prime.

Together with 326976020927, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 326976020929.

It is not a weakly prime, because it can be changed into another prime (326976020927) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 163488010464 + 163488010465.

It is an arithmetic number, because the mean of its divisors is an integer number (163488010465).

Almost surely, 2^326976020929 is an apocalyptic number.

It is an amenable number.

326976020929 is a deficient number, since it is larger than the sum of its proper divisors (1).

326976020929 is an equidigital number, since it uses as much as digits as its factorization.

326976020929 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4408992, while the sum is 55.

The spelling of 326976020929 in words is "three hundred twenty-six billion, nine hundred seventy-six million, twenty thousand, nine hundred twenty-nine".