326604794993 has 2 divisors, whose sum is σ = 326604794994. Its totient is φ = 326604794992.

The previous prime is 326604794963. The next prime is 326604795031. The reversal of 326604794993 is 399497406623.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 324326833009 + 2277961984 = 569497^2 + 47728^2 .

It is a cyclic number.

It is not a de Polignac number, because 326604794993 - 2¹⁰ = 326604793969 is a prime.

It is a super-2 number, since 2×326604794993² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (326604794963) 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, 163302397496 + 163302397497.

It is an arithmetic number, because the mean of its divisors is an integer number (163302397497).

Almost surely, 2^326604794993 is an apocalyptic number.

It is an amenable number.

326604794993 is a deficient number, since it is larger than the sum of its proper divisors (1).

326604794993 is an equidigital number, since it uses as much as digits as its factorization.

326604794993 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 52907904, while the sum is 62.

The spelling of 326604794993 in words is "three hundred twenty-six billion, six hundred four million, seven hundred ninety-four thousand, nine hundred ninety-three".