16854193846 has 16 divisors (see below), whose sum is σ = 30413583360. Its totient is φ = 6843056040.

The previous prime is 16854193841. The next prime is 16854193847. The reversal of 16854193846 is 64839145861.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16854193841) 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, 31680550 + ... + 31681081.

It is an arithmetic number, because the mean of its divisors is an integer number (1900848960).

Almost surely, 2^16854193846 is an apocalyptic number.

16854193846 is a deficient number, since it is larger than the sum of its proper divisors (13559389514).

16854193846 is a wasteful number, since it uses less digits than its factorization.

16854193846 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63361659.

The product of its digits is 4976640, while the sum is 55.

The spelling of 16854193846 in words is "sixteen billion, eight hundred fifty-four million, one hundred ninety-three thousand, eight hundred forty-six".