16146165445786 has 4 divisors (see below), whose sum is σ = 24219248168682. Its totient is φ = 8073082722892.

The previous prime is 16146165445759. The next prime is 16146165445801. The reversal of 16146165445786 is 68754456164161.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 15263281580625 + 882883865161 = 3906825^2 + 939619^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4036541361445 + ... + 4036541361448.

Almost surely, 2^{16146165445786} is an apocalyptic number.

16146165445786 is a deficient number, since it is larger than the sum of its proper divisors (8073082722896).

16146165445786 is an equidigital number, since it uses as much as digits as its factorization.

16146165445786 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8073082722895.

The product of its digits is 116121600, while the sum is 64.

The spelling of 16146165445786 in words is "sixteen trillion, one hundred forty-six billion, one hundred sixty-five million, four hundred forty-five thousand, seven hundred eighty-six".