326880609667 has 2 divisors, whose sum is σ = 326880609668. Its totient is φ = 326880609666.

The previous prime is 326880609593. The next prime is 326880609673. The reversal of 326880609667 is 766906088623.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 326880609667 - 2¹¹ = 326880607619 is a prime.

It is a super-2 number, since 2×326880609667² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (326860609667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 163440304833 + 163440304834.

It is an arithmetic number, because the mean of its divisors is an integer number (163440304834).

Almost surely, 2^326880609667 is an apocalyptic number.

326880609667 is a deficient number, since it is larger than the sum of its proper divisors (1).

326880609667 is an equidigital number, since it uses as much as digits as its factorization.

326880609667 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31352832, while the sum is 61.

The spelling of 326880609667 in words is "three hundred twenty-six billion, eight hundred eighty million, six hundred nine thousand, six hundred sixty-seven".