163313326 has 16 divisors (see below), whose sum is σ = 276456240. Its totient is φ = 71673280.

The previous prime is 163313323. The next prime is 163313327. The reversal of 163313326 is 623313361.

163313326 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 163313294 and 163313303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163313323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 127351 + ... + 128626.

It is an arithmetic number, because the mean of its divisors is an integer number (17278515).

Almost surely, 2^163313326 is an apocalyptic number.

163313326 is a deficient number, since it is larger than the sum of its proper divisors (113142914).

163313326 is a wasteful number, since it uses less digits than its factorization.

163313326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256019.

The product of its digits is 5832, while the sum is 28.

The square root of 163313326 is about 12779.4102367832. The cubic root of 163313326 is about 546.6053455078.

Adding to 163313326 its reverse (623313361), we get a palindrome (786626687).

The spelling of 163313326 in words is "one hundred sixty-three million, three hundred thirteen thousand, three hundred twenty-six".