8591016368 has 80 divisors (see below), whose sum is σ = 19417462560. Its totient is φ = 3638784000.

The previous prime is 8591016341. The next prime is 8591016377. The reversal of 8591016368 is 8636101958.

It is a super-2 number, since 2×8591016368² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 287978 + ... + 316406.

It is an arithmetic number, because the mean of its divisors is an integer number (242718282).

Almost surely, 2^8591016368 is an apocalyptic number.

8591016368 is a gapful number since it is divisible by the number (88) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8591016368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9708731280).

8591016368 is an abundant number, since it is smaller than the sum of its proper divisors (10826446192).

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

8591016368 is a wasteful number, since it uses less digits than its factorization.

8591016368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28566 (or 28560 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 47.

The square root of 8591016368 is about 92687.7358014533. The cubic root of 8591016368 is about 2048.0859682236.

The spelling of 8591016368 in words is "eight billion, five hundred ninety-one million, sixteen thousand, three hundred sixty-eight".