16469005225 has 6 divisors (see below), whose sum is σ = 20421566510. Its totient is φ = 13175204160.

The previous prime is 16469005181. The next prime is 16469005243. The reversal of 16469005225 is 52250096461.

16469005225 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 1339267216 + 15129738009 = 36596^2 + 123003^2 .

It is not a de Polignac number, because 16469005225 - 2¹⁷ = 16468874153 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 329380080 + ... + 329380129.

Almost surely, 2^16469005225 is an apocalyptic number.

It is an amenable number.

16469005225 is a deficient number, since it is larger than the sum of its proper divisors (3952561285).

16469005225 is an equidigital number, since it uses as much as digits as its factorization.

16469005225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 658760219 (or 658760214 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 40.

The spelling of 16469005225 in words is "sixteen billion, four hundred sixty-nine million, five thousand, two hundred twenty-five".