16435386875 has 10 divisors (see below), whose sum is σ = 20537660220. Its totient is φ = 13148309000.

The previous prime is 16435386829. The next prime is 16435386881. The reversal of 16435386875 is 57868353461.

It is not a de Polignac number, because 16435386875 - 2¹⁶ = 16435321339 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16435386875.

It is an unprimeable number.

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 9 ways as a sum of consecutive naturals, for example, 13147685 + ... + 13148934.

It is an arithmetic number, because the mean of its divisors is an integer number (2053766022).

Almost surely, 2^16435386875 is an apocalyptic number.

16435386875 is a deficient number, since it is larger than the sum of its proper divisors (4102273345).

16435386875 is an frugal number, since it uses more digits than its factorization.

16435386875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26296639 (or 26296624 counting only the distinct ones).

The product of its digits is 14515200, while the sum is 56.

The spelling of 16435386875 in words is "sixteen billion, four hundred thirty-five million, three hundred eighty-six thousand, eight hundred seventy-five".