16825831225 has 12 divisors (see below), whose sum is σ = 23844606784. Its totient is φ = 11537712720.

The previous prime is 16825831201. The next prime is 16825831259. The reversal of 16825831225 is 52213852861.

It is not a de Polignac number, because 16825831225 - 2⁷ = 16825831097 is a prime.

It is a Duffinian number.

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, 48073629 + ... + 48073978.

Almost surely, 2^16825831225 is an apocalyptic number.

It is an amenable number.

16825831225 is a deficient number, since it is larger than the sum of its proper divisors (7018775559).

16825831225 is an equidigital number, since it uses as much as digits as its factorization.

16825831225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96147624 (or 96147619 counting only the distinct ones).

The product of its digits is 230400, while the sum is 43.

The spelling of 16825831225 in words is "sixteen billion, eight hundred twenty-five million, eight hundred thirty-one thousand, two hundred twenty-five".