8225198856 has 48 divisors (see below), whose sum is σ = 25458950400. Its totient is φ = 2350056672.

The previous prime is 8225198837. The next prime is 8225198867. The reversal of 8225198856 is 6588915228.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8159416 + ... + 8160423.

It is an arithmetic number, because the mean of its divisors is an integer number (530394800).

Almost surely, 2^8225198856 is an apocalyptic number.

It is an amenable number.

8225198856 is an abundant number, since it is smaller than the sum of its proper divisors (17233751544).

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

8225198856 is a wasteful number, since it uses less digits than its factorization.

8225198856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16319858 (or 16319851 counting only the distinct ones).

The product of its digits is 2764800, while the sum is 54.

The square root of 8225198856 is about 90692.8820580755. The cubic root of 8225198856 is about 2018.5931824676.

The spelling of 8225198856 in words is "eight billion, two hundred twenty-five million, one hundred ninety-eight thousand, eight hundred fifty-six".