16208932225 has 12 divisors (see below), whose sum is σ = 20102803120. Its totient is φ = 12964741200.

The previous prime is 16208932219. The next prime is 16208932237. The reversal of 16208932225 is 52223980261.

It is not a de Polignac number, because 16208932225 - 2⁵ = 16208932193 is a prime.

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, 84190 + ... + 198760.

Almost surely, 2^16208932225 is an apocalyptic number.

It is an amenable number.

16208932225 is a deficient number, since it is larger than the sum of its proper divisors (3893870895).

16208932225 is a wasteful number, since it uses less digits than its factorization.

16208932225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120240 (or 120235 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 40.

The spelling of 16208932225 in words is "sixteen billion, two hundred eight million, nine hundred thirty-two thousand, two hundred twenty-five".