8286539520 has 576 divisors, whose sum is σ = 31712937984. Its totient is φ = 1804861440.

The previous prime is 8286539519. The next prime is 8286539539. The reversal of 8286539520 is 259356828.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a self number, because there is not a number n which added to its sum of digits gives 8286539520.

It is a congruent number.

It is an unprimeable number.

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 63 ways as a sum of consecutive naturals, for example, 80451789 + ... + 80451891.

It is an arithmetic number, because the mean of its divisors is an integer number (55057184).

Almost surely, 2^8286539520 is an apocalyptic number.

8286539520 is a gapful number since it is divisible by the number (80) 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 8286539520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15856468992).

8286539520 is an abundant number, since it is smaller than the sum of its proper divisors (23426398464).

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

8286539520 is a wasteful number, since it uses less digits than its factorization.

8286539520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248 (or 234 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 48.

The square root of 8286539520 is about 91030.4318346343. The cubic root of 8286539520 is about 2023.5987477064.

The spelling of 8286539520 in words is "eight billion, two hundred eighty-six million, five hundred thirty-nine thousand, five hundred twenty".