826530027500 has 60 divisors (see below), whose sum is σ = 1808728521600. Its totient is φ = 330379224000.

The previous prime is 826530027431. The next prime is 826530027509. The reversal of 826530027500 is 5720035628.

It is not an unprimeable number, because it can be changed into a prime (826530027509) 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 19 ways as a sum of consecutive naturals, for example, 3456821 + ... + 3688179.

It is an arithmetic number, because the mean of its divisors is an integer number (30145475360).

Almost surely, 2^826530027500 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 826530027500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (904364260800).

826530027500 is an abundant number, since it is smaller than the sum of its proper divisors (982198494100).

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

826530027500 is a wasteful number, since it uses less digits than its factorization.

826530027500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232812 (or 232795 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 38.

The spelling of 826530027500 in words is "eight hundred twenty-six billion, five hundred thirty million, twenty-seven thousand, five hundred".