825608288243 has 4 divisors (see below), whose sum is σ = 825695951160. Its totient is φ = 825520625328.

The previous prime is 825608288189. The next prime is 825608288261. The reversal of 825608288243 is 342882806528.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 825608288243 - 2³⁰ = 824534546419 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (825608588243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43817330 + ... + 43836167.

It is an arithmetic number, because the mean of its divisors is an integer number (206423987790).

Almost surely, 2^825608288243 is an apocalyptic number.

825608288243 is a deficient number, since it is larger than the sum of its proper divisors (87662917).

825608288243 is an equidigital number, since it uses as much as digits as its factorization.

825608288243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87662916.

The product of its (nonzero) digits is 11796480, while the sum is 56.

The spelling of 825608288243 in words is "eight hundred twenty-five billion, six hundred eight million, two hundred eighty-eight thousand, two hundred forty-three".