852090642841 has 4 divisors (see below), whose sum is σ = 896937518800. Its totient is φ = 807243766884.

The previous prime is 852090642839. The next prime is 852090642853. The reversal of 852090642841 is 148246090258.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 852090642841 - 2¹ = 852090642839 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (852090642041) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 22423437951 + ... + 22423437988.

It is an arithmetic number, because the mean of its divisors is an integer number (224234379700).

Almost surely, 2^852090642841 is an apocalyptic number.

It is an amenable number.

852090642841 is a deficient number, since it is larger than the sum of its proper divisors (44846875959).

852090642841 is a wasteful number, since it uses less digits than its factorization.

852090642841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44846875958.

The product of its (nonzero) digits is 1105920, while the sum is 49.

The spelling of 852090642841 in words is "eight hundred fifty-two billion, ninety million, six hundred forty-two thousand, eight hundred forty-one".