326163404212 has 12 divisors (see below), whose sum is σ = 570876616800. Its totient is φ = 163055799416.

The previous prime is 326163404209. The next prime is 326163404213. The reversal of 326163404212 is 212404361623.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (326163404213) 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, 6447328 + ... + 6497719.

It is an arithmetic number, because the mean of its divisors is an integer number (47573051400).

Almost surely, 2^326163404212 is an apocalyptic number.

It is an amenable number.

326163404212 is a deficient number, since it is larger than the sum of its proper divisors (244713212588).

326163404212 is a wasteful number, since it uses less digits than its factorization.

326163404212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12951350 (or 12951348 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 34.

Adding to 326163404212 its reverse (212404361623), we get a palindrome (538567765835).

The spelling of 326163404212 in words is "three hundred twenty-six billion, one hundred sixty-three million, four hundred four thousand, two hundred twelve".