8349982520 has 192 divisors, whose sum is σ = 21558065760. Its totient is φ = 2905943040.

The previous prime is 8349982519. The next prime is 8349982523. The reversal of 8349982520 is 252899438.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8349982523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 11029982 + ... + 11030738.

Almost surely, 2^8349982520 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 8349982520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10779032880).

8349982520 is an abundant number, since it is smaller than the sum of its proper divisors (13208083240).

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

8349982520 is a wasteful number, since it uses less digits than its factorization.

8349982520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 886 (or 871 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 50.

The square root of 8349982520 is about 91378.2387661307. The cubic root of 8349982520 is about 2028.7499498949.

The spelling of 8349982520 in words is "eight billion, three hundred forty-nine million, nine hundred eighty-two thousand, five hundred twenty".