16463320231326 has 16 divisors (see below), whose sum is σ = 33729729254928. Its totient is φ = 5353925278400.

The previous prime is 16463320231313. The next prime is 16463320231333. The reversal of 16463320231326 is 62313202336461.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33462032745 + ... + 33462033236.

It is an arithmetic number, because the mean of its divisors is an integer number (2108108078433).

Almost surely, 2^{16463320231326} is an apocalyptic number.

16463320231326 is an abundant number, since it is smaller than the sum of its proper divisors (17266409023602).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16463320231326 is a wasteful number, since it uses less digits than its factorization.

16463320231326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66924066027.

The product of its (nonzero) digits is 559872, while the sum is 42.

Adding to 16463320231326 its reverse (62313202336461), we get a palindrome (78776522567787).

The spelling of 16463320231326 in words is "sixteen trillion, four hundred sixty-three billion, three hundred twenty million, two hundred thirty-one thousand, three hundred twenty-six".