326003310813 has 16 divisors (see below), whose sum is σ = 438594121280. Its totient is φ = 215381327616.

The previous prime is 326003310799. The next prime is 326003310851. The reversal of 326003310813 is 318013300623.

It is not a de Polignac number, because 326003310813 - 2⁹ = 326003310301 is a prime.

It is a super-2 number, since 2×326003310813² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (326003310883) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 734620 + ... + 1091637.

It is an arithmetic number, because the mean of its divisors is an integer number (27412132580).

Almost surely, 2^326003310813 is an apocalyptic number.

It is an amenable number.

326003310813 is a deficient number, since it is larger than the sum of its proper divisors (112590810467).

326003310813 is a wasteful number, since it uses less digits than its factorization.

326003310813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1826796.

The product of its (nonzero) digits is 7776, while the sum is 30.

The spelling of 326003310813 in words is "three hundred twenty-six billion, three million, three hundred ten thousand, eight hundred thirteen".