825844016141 has 4 divisors (see below), whose sum is σ = 874423075932. Its totient is φ = 777264956352.

The previous prime is 825844016119. The next prime is 825844016159. The reversal of 825844016141 is 141610448528.

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

It can be written as a sum of positive squares in 2 ways, for example, as 434055651241 + 391788364900 = 658829^2 + 625930^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-825844016141 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 825844016092 and 825844016101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (825844016341) 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 3 ways as a sum of consecutive naturals, for example, 24289529870 + ... + 24289529903.

It is an arithmetic number, because the mean of its divisors is an integer number (218605768983).

Almost surely, 2^825844016141 is an apocalyptic number.

It is an amenable number.

825844016141 is a deficient number, since it is larger than the sum of its proper divisors (48579059791).

825844016141 is a wasteful number, since it uses less digits than its factorization.

825844016141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48579059790.

The product of its (nonzero) digits is 245760, while the sum is 44.

The spelling of 825844016141 in words is "eight hundred twenty-five billion, eight hundred forty-four million, sixteen thousand, one hundred forty-one".