16855174662572 has 12 divisors (see below), whose sum is σ = 29501380919976. Its totient is φ = 8426208685440.

The previous prime is 16855174662541. The next prime is 16855174662577. The reversal of 16855174662572 is 27526647155861.

It is a junction number, because it is equal to n+sod(n) for n = 16855174662499 and 16855174662508.

It is not an unprimeable number, because it can be changed into a prime (16855174662577) by changing a digit.

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, 344633954 + ... + 344682857.

It is an arithmetic number, because the mean of its divisors is an integer number (2458448409998).

Almost surely, 2^{16855174662572} is an apocalyptic number.

It is an amenable number.

16855174662572 is a deficient number, since it is larger than the sum of its proper divisors (12646206257404).

16855174662572 is a wasteful number, since it uses less digits than its factorization.

16855174662572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 689322928 (or 689322926 counting only the distinct ones).

The product of its digits is 169344000, while the sum is 65.

The spelling of 16855174662572 in words is "sixteen trillion, eight hundred fifty-five billion, one hundred seventy-four million, six hundred sixty-two thousand, five hundred seventy-two".