10664043321 has 8 divisors (see below), whose sum is σ = 14219663584. Its totient is φ = 7108892640.

The previous prime is 10664043317. The next prime is 10664043329. The reversal of 10664043321 is 12334046601.

10664043321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10664043321 - 2² = 10664043317 is a prime.

It is a super-2 number, since 2×10664043321² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10664043329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60460 + ... + 158061.

It is an arithmetic number, because the mean of its divisors is an integer number (1777457948).

Almost surely, 2^10664043321 is an apocalyptic number.

It is an amenable number.

10664043321 is a deficient number, since it is larger than the sum of its proper divisors (3555620263).

10664043321 is a wasteful number, since it uses less digits than its factorization.

10664043321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234791.

The product of its (nonzero) digits is 10368, while the sum is 30.

Adding to 10664043321 its reverse (12334046601), we get a palindrome (22998089922).

The spelling of 10664043321 in words is "ten billion, six hundred sixty-four million, forty-three thousand, three hundred twenty-one".