3266326813 has 4 divisors (see below), whose sum is σ = 3312331488. Its totient is φ = 3220322140.

The previous prime is 3266326799. The next prime is 3266326823. The reversal of 3266326813 is 3186236623.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3186236623 = 28019 ⋅113717.

It is a cyclic number.

It is not a de Polignac number, because 3266326813 - 2¹³ = 3266318621 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3266326823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23002231 + ... + 23002372.

It is an arithmetic number, because the mean of its divisors is an integer number (828082872).

Almost surely, 2^3266326813 is an apocalyptic number.

It is an amenable number.

3266326813 is a deficient number, since it is larger than the sum of its proper divisors (46004675).

3266326813 is an equidigital number, since it uses as much as digits as its factorization.

3266326813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46004674.

The product of its digits is 186624, while the sum is 40.

The square root of 3266326813 is about 57151.7874873569. The cubic root of 3266326813 is about 1483.7243085641.

The spelling of 3266326813 in words is "three billion, two hundred sixty-six million, three hundred twenty-six thousand, eight hundred thirteen".