25358475228 has 24 divisors (see below), whose sum is σ = 59172827280. Its totient is φ = 8452389120.

The previous prime is 25358475211. The next prime is 25358475253. The reversal of 25358475228 is 82257485352.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 260868 + ... + 344628.

It is an arithmetic number, because the mean of its divisors is an integer number (2465534470).

Almost surely, 2^25358475228 is an apocalyptic number.

It is an amenable number.

25358475228 is an abundant number, since it is smaller than the sum of its proper divisors (33814352052).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25358475228 is a wasteful number, since it uses less digits than its factorization.

25358475228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108997 (or 108995 counting only the distinct ones).

The product of its digits is 5376000, while the sum is 51.

The spelling of 25358475228 in words is "twenty-five billion, three hundred fifty-eight million, four hundred seventy-five thousand, two hundred twenty-eight".