326434320416655 has 96 divisors (see below), whose sum is σ = 622748597372928. Its totient is φ = 156866905843200.

The previous prime is 326434320416569. The next prime is 326434320416669. The reversal of 326434320416655 is 556614023434623.

326434320416655 is a `hidden beast` number, since 3 + 2 + 6 + 43 + 432 + 0 + 4 + 166 + 5 + 5 = 666.

It is not a de Polignac number, because 326434320416655 - 2³⁷ = 326296881463183 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 38977002 + ... + 46605528.

It is an arithmetic number, because the mean of its divisors is an integer number (6486964555968).

Almost surely, 2^{326434320416655} is an apocalyptic number.

326434320416655 is a deficient number, since it is larger than the sum of its proper divisors (296314276956273).

326434320416655 is a wasteful number, since it uses less digits than its factorization.

326434320416655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7629317 (or 7629314 counting only the distinct ones).

The product of its (nonzero) digits is 37324800, while the sum is 54.

The spelling of 326434320416655 in words is "three hundred twenty-six trillion, four hundred thirty-four billion, three hundred twenty million, four hundred sixteen thousand, six hundred fifty-five".