25322045225 has 12 divisors (see below), whose sum is σ = 31403307024. Its totient is φ = 20255074320.

The previous prime is 25322045209. The next prime is 25322045249. The reversal of 25322045225 is 52254022352.

It is not a de Polignac number, because 25322045225 - 2⁴ = 25322045209 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 25322045191 and 25322045200.

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, 151862 + ... + 271488.

It is an arithmetic number, because the mean of its divisors is an integer number (2616942252).

Almost surely, 2^25322045225 is an apocalyptic number.

25322045225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

25322045225 is a deficient number, since it is larger than the sum of its proper divisors (6081261799).

25322045225 is a wasteful number, since it uses less digits than its factorization.

25322045225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128104 (or 128099 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 32.

Adding to 25322045225 its reverse (52254022352), we get a palindrome (77576067577).

The spelling of 25322045225 in words is "twenty-five billion, three hundred twenty-two million, forty-five thousand, two hundred twenty-five".