8327909997 has 32 divisors (see below), whose sum is σ = 13648849920. Its totient is φ = 4976118000.

The previous prime is 8327909977. The next prime is 8327910053. The reversal of 8327909997 is 7999097238.

It is not a de Polignac number, because 8327909997 - 2¹⁰ = 8327908973 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8327909977) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 176379 + ... + 218552.

It is an arithmetic number, because the mean of its divisors is an integer number (426526560).

Almost surely, 2^8327909997 is an apocalyptic number.

It is an amenable number.

8327909997 is a deficient number, since it is larger than the sum of its proper divisors (5320939923).

8327909997 is a wasteful number, since it uses less digits than its factorization.

8327909997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 395022 (or 395016 counting only the distinct ones).

The product of its (nonzero) digits is 15431472, while the sum is 63.

The square root of 8327909997 is about 91257.3832465078. The cubic root of 8327909997 is about 2026.9607587193.

The spelling of 8327909997 in words is "eight billion, three hundred twenty-seven million, nine hundred nine thousand, nine hundred ninety-seven".