16412191728 has 20 divisors (see below), whose sum is σ = 42398162088. Its totient is φ = 5470730560.

The previous prime is 16412191727. The next prime is 16412191739. The reversal of 16412191728 is 82719121461.

It is a self number, because there is not a number n which added to its sum of digits gives 16412191728.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16412191723) 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 3 ways as a sum of consecutive naturals, for example, 170960283 + ... + 170960378.

Almost surely, 2^16412191728 is an apocalyptic number.

It is an amenable number.

16412191728 is an abundant number, since it is smaller than the sum of its proper divisors (25985970360).

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

16412191728 is a wasteful number, since it uses less digits than its factorization.

16412191728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 341920672 (or 341920666 counting only the distinct ones).

The product of its digits is 48384, while the sum is 42.

The spelling of 16412191728 in words is "sixteen billion, four hundred twelve million, one hundred ninety-one thousand, seven hundred twenty-eight".