16858379824 has 80 divisors (see below), whose sum is σ = 39611464704. Its totient is φ = 6845241600.

The previous prime is 16858379821. The next prime is 16858379891. The reversal of 16858379824 is 42897385861.

It is not an unprimeable number, because it can be changed into a prime (16858379821) by changing a digit.

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 in 15 ways as a sum of consecutive naturals, for example, 47914 + ... + 189769.

Almost surely, 2^16858379824 is an apocalyptic number.

It is an amenable number.

16858379824 is an abundant number, since it is smaller than the sum of its proper divisors (22753084880).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16858379824 is a wasteful number, since it uses less digits than its factorization.

16858379824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237746 (or 237740 counting only the distinct ones).

The product of its digits is 23224320, while the sum is 61.

The spelling of 16858379824 in words is "sixteen billion, eight hundred fifty-eight million, three hundred seventy-nine thousand, eight hundred twenty-four".