852812506548 has 72 divisors (see below), whose sum is σ = 2237181328200. Its totient is φ = 273591392256.

The previous prime is 852812506523. The next prime is 852812506597. The reversal of 852812506548 is 845605218258.

852812506548 is a `hidden beast` number, since 8 + 5 + 2 + 81 + 2 + 506 + 54 + 8 = 666.

852812506548 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 18637164324 + 834175342224 = 136518^2 + 913332^2 .

It is a junction number, because it is equal to n+sod(n) for n = 852812506494 and 852812506503.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 978133 + ... + 1631676.

Almost surely, 2^852812506548 is an apocalyptic number.

It is an amenable number.

852812506548 is an abundant number, since it is smaller than the sum of its proper divisors (1384368821652).

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

852812506548 is a wasteful number, since it uses less digits than its factorization.

852812506548 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2610161 (or 2610156 counting only the distinct ones).

The product of its (nonzero) digits is 6144000, while the sum is 54.

The spelling of 852812506548 in words is "eight hundred fifty-two billion, eight hundred twelve million, five hundred six thousand, five hundred forty-eight".