16974846338 has 4 divisors (see below), whose sum is σ = 25462269510. Its totient is φ = 8487423168.

The previous prime is 16974846323. The next prime is 16974846349. The reversal of 16974846338 is 83364847961.

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., 15985303489 + 989542849 = 126433^2 + 31457^2 .

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 as a sum of consecutive naturals, namely, 4243711583 + ... + 4243711586.

Almost surely, 2^16974846338 is an apocalyptic number.

16974846338 is a deficient number, since it is larger than the sum of its proper divisors (8487423172).

16974846338 is an equidigital number, since it uses as much as digits as its factorization.

16974846338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8487423171.

The product of its digits is 20901888, while the sum is 59.

The spelling of 16974846338 in words is "sixteen billion, nine hundred seventy-four million, eight hundred forty-six thousand, three hundred thirty-eight".