326164630445 has 8 divisors (see below), whose sum is σ = 392733386136. Its totient is φ = 260041151296.

The previous prime is 326164630433. The next prime is 326164630507. The reversal of 326164630445 is 544036461623.

It can be written as a sum of positive squares in 4 ways, for example, as 150521496841 + 175643133604 = 387971^2 + 419098^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 326164630445 - 2²⁰ = 326163581869 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 326164630396 and 326164630405.

It is a congruent number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 111317522 + ... + 111320451.

It is an arithmetic number, because the mean of its divisors is an integer number (49091673267).

Almost surely, 2^326164630445 is an apocalyptic number.

It is an amenable number.

326164630445 is a deficient number, since it is larger than the sum of its proper divisors (66568755691).

326164630445 is a wasteful number, since it uses less digits than its factorization.

326164630445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222638271.

The product of its (nonzero) digits is 1244160, while the sum is 44.

The spelling of 326164630445 in words is "three hundred twenty-six billion, one hundred sixty-four million, six hundred thirty thousand, four hundred forty-five".