825859355652 has 36 divisors (see below), whose sum is σ = 2098518729216. Its totient is φ = 273845159280.

The previous prime is 825859355639. The next prime is 825859355653. The reversal of 825859355652 is 256553958528.

825859355652 is a `hidden beast` number, since 8 + 25 + 8 + 5 + 9 + 3 + 556 + 52 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a self number, because there is not a number n which added to its sum of digits gives 825859355652.

It is not an unprimeable number, because it can be changed into a prime (825859355653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 60046888 + ... + 60060639.

Almost surely, 2^825859355652 is an apocalyptic number.

It is an amenable number.

825859355652 is an abundant number, since it is smaller than the sum of its proper divisors (1272659373564).

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

825859355652 is a wasteful number, since it uses less digits than its factorization.

825859355652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120107728 (or 120107723 counting only the distinct ones).

The product of its digits is 129600000, while the sum is 63.

The spelling of 825859355652 in words is "eight hundred twenty-five billion, eight hundred fifty-nine million, three hundred fifty-five thousand, six hundred fifty-two".