16874181416 has 32 divisors (see below), whose sum is σ = 32045365800. Its totient is φ = 8329052160.

The previous prime is 16874181383. The next prime is 16874181451. The reversal of 16874181416 is 61418147861.

It can be written as a sum of positive squares in 4 ways, for example, as 13122618916 + 3751562500 = 114554^2 + 61250^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 437906 + ... + 474878.

Almost surely, 2^16874181416 is an apocalyptic number.

It is an amenable number.

16874181416 is a deficient number, since it is larger than the sum of its proper divisors (15171184384).

16874181416 is a wasteful number, since it uses less digits than its factorization.

16874181416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37709 (or 37705 counting only the distinct ones).

The product of its digits is 258048, while the sum is 47.

The spelling of 16874181416 in words is "sixteen billion, eight hundred seventy-four million, one hundred eighty-one thousand, four hundred sixteen".