16566475132322 has 32 divisors (see below), whose sum is σ = 25123033205424. Its totient is φ = 8192249856000.

The previous prime is 16566475132297. The next prime is 16566475132343. The reversal of 16566475132322 is 22323157466561.

It can be written as a sum of positive squares in 8 ways, for example, as 12065751069241 + 4500724063081 = 3473579^2 + 2121491^2 .

It is a super-2 number, since 2×16566475132322² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

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, 3456387158 + ... + 3456391950.

Almost surely, 2^{16566475132322} is an apocalyptic number.

16566475132322 is a deficient number, since it is larger than the sum of its proper divisors (8556558073102).

16566475132322 is a wasteful number, since it uses less digits than its factorization.

16566475132322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13334.

The product of its digits is 10886400, while the sum is 53.

The spelling of 16566475132322 in words is "sixteen trillion, five hundred sixty-six billion, four hundred seventy-five million, one hundred thirty-two thousand, three hundred twenty-two".