8591112648 has 48 divisors (see below), whose sum is σ = 23296029120. Its totient is φ = 2860204896.

The previous prime is 8591112617. The next prime is 8591112709. The reversal of 8591112648 is 8462111958.

It is a happy number.

8591112648 is a `hidden beast` number, since 8 + 591 + 1 + 12 + 6 + 48 = 666.

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, 13236 + ... + 131747.

It is an arithmetic number, because the mean of its divisors is an integer number (485333940).

Almost surely, 2^8591112648 is an apocalyptic number.

It is an amenable number.

8591112648 is an abundant number, since it is smaller than the sum of its proper divisors (14704916472).

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

8591112648 is a wasteful number, since it uses less digits than its factorization.

8591112648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145818 (or 145811 counting only the distinct ones).

The product of its digits is 138240, while the sum is 45.

The square root of 8591112648 is about 92688.2551783126. The cubic root of 8591112648 is about 2048.0936191996.

The spelling of 8591112648 in words is "eight billion, five hundred ninety-one million, one hundred twelve thousand, six hundred forty-eight".