326303530061 has 4 divisors (see below), whose sum is σ = 326340231132. Its totient is φ = 326266828992.

The previous prime is 326303529989. The next prime is 326303530073. The reversal of 326303530061 is 160035303623.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 146447809225 + 179855720836 = 382685^2 + 424094^2 .

It is a cyclic number.

It is not a de Polignac number, because 326303530061 - 2¹⁰ = 326303529037 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (326303530961) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18337196 + ... + 18354981.

It is an arithmetic number, because the mean of its divisors is an integer number (81585057783).

Almost surely, 2^326303530061 is an apocalyptic number.

It is an amenable number.

326303530061 is a deficient number, since it is larger than the sum of its proper divisors (36701071).

326303530061 is an equidigital number, since it uses as much as digits as its factorization.

326303530061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36701070.

The product of its (nonzero) digits is 29160, while the sum is 32.

Adding to 326303530061 its reverse (160035303623), we get a palindrome (486338833684).

The spelling of 326303530061 in words is "three hundred twenty-six billion, three hundred three million, five hundred thirty thousand, sixty-one".