8025821248 has 28 divisors (see below), whose sum is σ = 15932853072. Its totient is φ = 4011244160.

The previous prime is 8025821239. The next prime is 8025821249. The reversal of 8025821248 is 8421285208.

It is a self number, because there is not a number n which added to its sum of digits gives 8025821248.

It is not an unprimeable number, because it can be changed into a prime (8025821249) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 137211 + ... + 186757.

Almost surely, 2^8025821248 is an apocalyptic number.

It is an amenable number.

8025821248 is a deficient number, since it is larger than the sum of its proper divisors (7907031824).

8025821248 is a wasteful number, since it uses less digits than its factorization.

8025821248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52090 (or 52080 counting only the distinct ones).

The product of its (nonzero) digits is 81920, while the sum is 40.

The square root of 8025821248 is about 89586.9479779281. The cubic root of 8025821248 is about 2002.1494597505.

The spelling of 8025821248 in words is "eight billion, twenty-five million, eight hundred twenty-one thousand, two hundred forty-eight".