326110979641 has 2 divisors, whose sum is σ = 326110979642. Its totient is φ = 326110979640.

The previous prime is 326110979639. The next prime is 326110979647. The reversal of 326110979641 is 146979011623.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 289448304016 + 36662675625 = 538004^2 + 191475^2 .

It is an emirp because it is prime and its reverse (146979011623) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 326110979641 - 2¹ = 326110979639 is a prime.

Together with 326110979639, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (326110979647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 163055489820 + 163055489821.

It is an arithmetic number, because the mean of its divisors is an integer number (163055489821).

Almost surely, 2^326110979641 is an apocalyptic number.

It is an amenable number.

326110979641 is a deficient number, since it is larger than the sum of its proper divisors (1).

326110979641 is an equidigital number, since it uses as much as digits as its factorization.

326110979641 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 489888, while the sum is 49.

The spelling of 326110979641 in words is "three hundred twenty-six billion, one hundred ten million, nine hundred seventy-nine thousand, six hundred forty-one".