8317439982 has 48 divisors (see below), whose sum is σ = 18525487968. Its totient is φ = 2695956480.

The previous prime is 8317439971. The next prime is 8317439983. The reversal of 8317439982 is 2899347138.

8317439982 is a `hidden beast` number, since 8 + 3 + 174 + 399 + 82 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8317439983) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 48718 + ... + 137870.

It is an arithmetic number, because the mean of its divisors is an integer number (385947666).

Almost surely, 2^8317439982 is an apocalyptic number.

8317439982 is an abundant number, since it is smaller than the sum of its proper divisors (10208047986).

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

8317439982 is a wasteful number, since it uses less digits than its factorization.

8317439982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89305 (or 89302 counting only the distinct ones).

The product of its digits is 2612736, while the sum is 54.

The square root of 8317439982 is about 91199.9999013158. Note that the first 4 decimals coincide. The cubic root of 8317439982 is about 2026.1109572895.

The spelling of 8317439982 in words is "eight billion, three hundred seventeen million, four hundred thirty-nine thousand, nine hundred eighty-two".