3221576664723 has 16 divisors (see below), whose sum is σ = 4889113639200. Its totient is φ = 2095334415360.

The previous prime is 3221576664721. The next prime is 3221576664827. The reversal of 3221576664723 is 3274666751223.

3221576664723 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3221576664723 - 2¹ = 3221576664721 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3221576664723.

It is not an unprimeable number, because it can be changed into a prime (3221576664721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1455092238 + ... + 1455094451.

It is an arithmetic number, because the mean of its divisors is an integer number (305569602450).

Almost surely, 2^{3221576664723} is an apocalyptic number.

3221576664723 is a deficient number, since it is larger than the sum of its proper divisors (1667536974477).

3221576664723 is a wasteful number, since it uses less digits than its factorization.

3221576664723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2910186739 (or 2910186733 counting only the distinct ones).

The product of its digits is 15240960, while the sum is 54.

The spelling of 3221576664723 in words is "three trillion, two hundred twenty-one billion, five hundred seventy-six million, six hundred sixty-four thousand, seven hundred twenty-three".