16184673961 has 3 divisors (see below), whose sum is σ = 16184801181. Its totient is φ = 16184546742.

The previous prime is 16184673959. The next prime is 16184673991. The reversal of 16184673961 is 16937648161.

The square root of 16184673961 is 127219.

It is a perfect power (a square), and thus also a powerful number.

16184673961 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 16184673961 - 2¹ = 16184673959 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16184673899 and 16184673908.

It is not an unprimeable number, because it can be changed into a prime (16184673991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 63610 + ... + 190828.

It is an arithmetic number, because the mean of its divisors is an integer number (5394933727).

Almost surely, 2^16184673961 is an apocalyptic number.

16184673961 is the 127219-th square number.

16184673961 is the 63610-th centered octagonal number.

It is an amenable number.

16184673961 is a deficient number, since it is larger than the sum of its proper divisors (127220).

16184673961 is an frugal number, since it uses more digits than its factorization.

16184673961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254438 (or 127219 counting only the distinct ones).

The product of its digits is 1306368, while the sum is 52.

The spelling of 16184673961 in words is "sixteen billion, one hundred eighty-four million, six hundred seventy-three thousand, nine hundred sixty-one".