16104340225 has 12 divisors (see below), whose sum is σ = 20088964224. Its totient is φ = 12806322320.

The previous prime is 16104340211. The next prime is 16104340237. The reversal of 16104340225 is 52204340161.

It is not a de Polignac number, because 16104340225 - 2⁷ = 16104340097 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16104340193 and 16104340202.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1924489 + ... + 1932838.

It is an arithmetic number, because the mean of its divisors is an integer number (1674080352).

Almost surely, 2^16104340225 is an apocalyptic number.

It is an amenable number.

16104340225 is a deficient number, since it is larger than the sum of its proper divisors (3984623999).

16104340225 is a wasteful number, since it uses less digits than its factorization.

16104340225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3857504 (or 3857499 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

Adding to 16104340225 its reverse (52204340161), we get a palindrome (68308680386).

The spelling of 16104340225 in words is "sixteen billion, one hundred four million, three hundred forty thousand, two hundred twenty-five".