8291397696 has 112 divisors (see below), whose sum is σ = 23030590464. Its totient is φ = 2627570176.

The previous prime is 8291397649. The next prime is 8291397703. The reversal of 8291397696 is 6967931928.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 731851 + ... + 743093.

It is an arithmetic number, because the mean of its divisors is an integer number (205630272).

Almost surely, 2^8291397696 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8291397696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11515295232).

8291397696 is an abundant number, since it is smaller than the sum of its proper divisors (14739192768).

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

8291397696 is a wasteful number, since it uses less digits than its factorization.

8291397696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11448 (or 11438 counting only the distinct ones).

The product of its digits is 8817984, while the sum is 60.

The square root of 8291397696 is about 91057.1122757580. The cubic root of 8291397696 is about 2023.9941310166.

The spelling of 8291397696 in words is "eight billion, two hundred ninety-one million, three hundred ninety-seven thousand, six hundred ninety-six".