16321329241 has 16 divisors (see below), whose sum is σ = 19431780480. Its totient is φ = 13417153920.

The previous prime is 16321329229. The next prime is 16321329293. The reversal of 16321329241 is 14292312361.

It is a cyclic number.

It is not a de Polignac number, because 16321329241 - 2¹¹ = 16321327193 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16321329197 and 16321329206.

It is not an unprimeable number, because it can be changed into a prime (16321329041) 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 15 ways as a sum of consecutive naturals, for example, 465006 + ... + 498871.

It is an arithmetic number, because the mean of its divisors is an integer number (1214486280).

Almost surely, 2^16321329241 is an apocalyptic number.

It is an amenable number.

16321329241 is a deficient number, since it is larger than the sum of its proper divisors (3110451239).

16321329241 is an equidigital number, since it uses as much as digits as its factorization.

16321329241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 963984.

The product of its digits is 15552, while the sum is 34.

The spelling of 16321329241 in words is "sixteen billion, three hundred twenty-one million, three hundred twenty-nine thousand, two hundred forty-one".