16668098674 has 8 divisors (see below), whose sum is σ = 25223406300. Its totient is φ = 8260296576.

The previous prime is 16668098639. The next prime is 16668098743. The reversal of 16668098674 is 47689086661.

16668098674 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 15748493049 + 919605625 = 125493^2 + 30325^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 36876099 + ... + 36876550.

Almost surely, 2^16668098674 is an apocalyptic number.

16668098674 is a deficient number, since it is larger than the sum of its proper divisors (8555307626).

16668098674 is a wasteful number, since it uses less digits than its factorization.

16668098674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73752764.

The product of its (nonzero) digits is 20901888, while the sum is 61.

The spelling of 16668098674 in words is "sixteen billion, six hundred sixty-eight million, ninety-eight thousand, six hundred seventy-four".