28582519896 has 160 divisors (see below), whose sum is σ = 91567476000. Its totient is φ = 8159906304.

The previous prime is 28582519859. The next prime is 28582519939. The reversal of 28582519896 is 69891528582.

28582519896 is a `hidden beast` number, since 28 + 5 + 8 + 2 + 519 + 8 + 96 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

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 39 ways as a sum of consecutive naturals, for example, 10472260 + ... + 10474988.

It is an arithmetic number, because the mean of its divisors is an integer number (572296725).

Almost surely, 2^28582519896 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 28582519896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45783738000).

28582519896 is an abundant number, since it is smaller than the sum of its proper divisors (62984956104).

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

28582519896 is a wasteful number, since it uses less digits than its factorization.

28582519896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5063 (or 5050 counting only the distinct ones).

The product of its digits is 24883200, while the sum is 63.

The spelling of 28582519896 in words is "twenty-eight billion, five hundred eighty-two million, five hundred nineteen thousand, eight hundred ninety-six".