16551186360164 has 24 divisors (see below), whose sum is σ = 30224618410560. Its totient is φ = 7915598073504.

The previous prime is 16551186360139. The next prime is 16551186360193. The reversal of 16551186360164 is 46106368115561.

It is a super-2 number, since 2×16551186360164² (a number of 27 digits) contains 22 as substring.

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, 1840007 + ... + 6040529.

It is an arithmetic number, because the mean of its divisors is an integer number (1259359100440).

Almost surely, 2^{16551186360164} is an apocalyptic number.

It is an amenable number.

16551186360164 is a deficient number, since it is larger than the sum of its proper divisors (13673432050396).

16551186360164 is a wasteful number, since it uses less digits than its factorization.

16551186360164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4243379 (or 4243377 counting only the distinct ones).

The product of its (nonzero) digits is 3110400, while the sum is 53.

The spelling of 16551186360164 in words is "sixteen trillion, five hundred fifty-one billion, one hundred eighty-six million, three hundred sixty thousand, one hundred sixty-four".