16973712068 has 6 divisors (see below), whose sum is σ = 29703996126. Its totient is φ = 8486856032.

The previous prime is 16973712047. The next prime is 16973712071. The reversal of 16973712068 is 86021737961.

It can be written as a sum of positive squares in only one way, i.e., 14798235904 + 2175476164 = 121648^2 + 46642^2 .

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, 2121714005 + ... + 2121714012.

It is an arithmetic number, because the mean of its divisors is an integer number (4950666021).

Almost surely, 2^16973712068 is an apocalyptic number.

It is an amenable number.

16973712068 is a deficient number, since it is larger than the sum of its proper divisors (12730284058).

16973712068 is a wasteful number, since it uses less digits than its factorization.

16973712068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4243428021 (or 4243428019 counting only the distinct ones).

The product of its (nonzero) digits is 762048, while the sum is 50.

The spelling of 16973712068 in words is "sixteen billion, nine hundred seventy-three million, seven hundred twelve thousand, sixty-eight".