16678840714 has 8 divisors (see below), whose sum is σ = 25334948160. Its totient is φ = 8233857996.

The previous prime is 16678840693. The next prime is 16678840727. The reversal of 16678840714 is 41704887661.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52780984 + ... + 52781299.

It is an arithmetic number, because the mean of its divisors is an integer number (3166868520).

Almost surely, 2^16678840714 is an apocalyptic number.

16678840714 is a deficient number, since it is larger than the sum of its proper divisors (8656107446).

16678840714 is a wasteful number, since it uses less digits than its factorization.

16678840714 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105562364.

The product of its (nonzero) digits is 1806336, while the sum is 52.

The spelling of 16678840714 in words is "sixteen billion, six hundred seventy-eight million, eight hundred forty thousand, seven hundred fourteen".