16315331326 has 16 divisors (see below), whose sum is σ = 27981696096. Its totient is φ = 6989145696.

The previous prime is 16315331311. The next prime is 16315331327. The reversal of 16315331326 is 62313351361.

It is a junction number, because it is equal to n+sod(n) for n = 16315331291 and 16315331300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16315331327) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 229161 + ... + 291796.

It is an arithmetic number, because the mean of its divisors is an integer number (1748856006).

Almost surely, 2^16315331326 is an apocalyptic number.

16315331326 is a deficient number, since it is larger than the sum of its proper divisors (11666364770).

16315331326 is a wasteful number, since it uses less digits than its factorization.

16315331326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 523203.

The product of its digits is 29160, while the sum is 34.

Adding to 16315331326 its reverse (62313351361), we get a palindrome (78628682687).

The spelling of 16315331326 in words is "sixteen billion, three hundred fifteen million, three hundred thirty-one thousand, three hundred twenty-six".