16456875828 has 24 divisors (see below), whose sum is σ = 38509413600. Its totient is φ = 5469905760.

The previous prime is 16456875781. The next prime is 16456875881. The reversal of 16456875828 is 82857865461.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 1960578 + ... + 1968953.

It is an arithmetic number, because the mean of its divisors is an integer number (1604558900).

Almost surely, 2^16456875828 is an apocalyptic number.

It is an amenable number.

16456875828 is an abundant number, since it is smaller than the sum of its proper divisors (22052537772).

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

16456875828 is a wasteful number, since it uses less digits than its factorization.

16456875828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3929887 (or 3929885 counting only the distinct ones).

The product of its digits is 25804800, while the sum is 60.

The spelling of 16456875828 in words is "sixteen billion, four hundred fifty-six million, eight hundred seventy-five thousand, eight hundred twenty-eight".