16556623132676 has 24 divisors (see below), whose sum is σ = 32041086367584. Its totient is φ = 7422645487680.

The previous prime is 16556623132669. The next prime is 16556623132681. The reversal of 16556623132676 is 67623132665561.

16556623132676 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2577304250 + ... + 2577310673.

It is an arithmetic number, because the mean of its divisors is an integer number (1335045265316).

Almost surely, 2^{16556623132676} is an apocalyptic number.

It is an amenable number.

16556623132676 is a deficient number, since it is larger than the sum of its proper divisors (15484463234908).

16556623132676 is a wasteful number, since it uses less digits than its factorization.

16556623132676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5154615011 (or 5154615009 counting only the distinct ones).

The product of its digits is 48988800, while the sum is 59.

The spelling of 16556623132676 in words is "sixteen trillion, five hundred fifty-six billion, six hundred twenty-three million, one hundred thirty-two thousand, six hundred seventy-six".