8117563848 has 32 divisors (see below), whose sum is σ = 20300710560. Its totient is φ = 2704947840.

The previous prime is 8117563847. The next prime is 8117563859. The reversal of 8117563848 is 8483657118.

It is a happy number.

It is a super-4 number, since 4×8117563848⁴ (a number of 41 digits) contains 4444 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 8117563848.

It is not an unprimeable number, because it can be changed into a prime (8117563843) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18468 + ... + 128748.

It is an arithmetic number, because the mean of its divisors is an integer number (634397205).

Almost surely, 2^8117563848 is an apocalyptic number.

It is an amenable number.

8117563848 is an abundant number, since it is smaller than the sum of its proper divisors (12183146712).

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

8117563848 is a wasteful number, since it uses less digits than its factorization.

8117563848 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113357 (or 113353 counting only the distinct ones).

The product of its digits is 1290240, while the sum is 51.

The square root of 8117563848 is about 90097.5240947275. The cubic root of 8117563848 is about 2009.7493848571.

The spelling of 8117563848 in words is "eight billion, one hundred seventeen million, five hundred sixty-three thousand, eight hundred forty-eight".