16647032511268 has 12 divisors (see below), whose sum is σ = 29132335622320. Its totient is φ = 8323508047752.

The previous prime is 16647032511257. The next prime is 16647032511353. The reversal of 16647032511268 is 86211523074661.

It is a hoax number, since the sum of its digits (52) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6187543 + ... + 8460481.

Almost surely, 2^{16647032511268} is an apocalyptic number.

It is an amenable number.

16647032511268 is a deficient number, since it is larger than the sum of its proper divisors (12485303111052).

16647032511268 is a wasteful number, since it uses less digits than its factorization.

16647032511268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4103946 (or 4103944 counting only the distinct ones).

The product of its (nonzero) digits is 2903040, while the sum is 52.

The spelling of 16647032511268 in words is "sixteen trillion, six hundred forty-seven billion, thirty-two million, five hundred eleven thousand, two hundred sixty-eight".