825756438252 has 24 divisors (see below), whose sum is σ = 1929482623600. Its totient is φ = 274863917376.

The previous prime is 825756438239. The next prime is 825756438313. The reversal of 825756438252 is 252834657528.

It is a junction number, because it is equal to n+sod(n) for n = 825756438192 and 825756438201.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 48519727 + ... + 48536742.

Almost surely, 2^825756438252 is an apocalyptic number.

It is an amenable number.

825756438252 is an abundant number, since it is smaller than the sum of its proper divisors (1103726185348).

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

825756438252 is a wasteful number, since it uses less digits than its factorization.

825756438252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97057185 (or 97057183 counting only the distinct ones).

The product of its digits is 32256000, while the sum is 57.

The spelling of 825756438252 in words is "eight hundred twenty-five billion, seven hundred fifty-six million, four hundred thirty-eight thousand, two hundred fifty-two".