16285744975 has 6 divisors (see below), whose sum is σ = 20194323800. Its totient is φ = 13028595960.

The previous prime is 16285744957. The next prime is 16285744997. The reversal of 16285744975 is 57944758261.

It is not a de Polignac number, because 16285744975 - 2²⁵ = 16252190543 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 325714875 + ... + 325714924.

Almost surely, 2^16285744975 is an apocalyptic number.

16285744975 is a deficient number, since it is larger than the sum of its proper divisors (3908578825).

16285744975 is an equidigital number, since it uses as much as digits as its factorization.

16285744975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 651429809 (or 651429804 counting only the distinct ones).

The product of its digits is 16934400, while the sum is 58.

The spelling of 16285744975 in words is "sixteen billion, two hundred eighty-five million, seven hundred forty-four thousand, nine hundred seventy-five".