16976985689146 has 16 divisors (see below), whose sum is σ = 29889982526976. Its totient is φ = 7079206387536.

The previous prime is 16976985689143. The next prime is 16976985689203. The reversal of 16976985689146 is 64198658967961.

16976985689146 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (16976985689143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16387051306 + ... + 16387052341.

It is an arithmetic number, because the mean of its divisors is an integer number (1868123907936).

Almost surely, 2^{16976985689146} is an apocalyptic number.

16976985689146 is a deficient number, since it is larger than the sum of its proper divisors (12912996837830).

16976985689146 is a wasteful number, since it uses less digits than its factorization.

16976985689146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32774103693.

The product of its digits is 8465264640, while the sum is 85.

The spelling of 16976985689146 in words is "sixteen trillion, nine hundred seventy-six billion, nine hundred eighty-five million, six hundred eighty-nine thousand, one hundred forty-six".