852112685629 has 4 divisors (see below), whose sum is σ = 852121588576. Its totient is φ = 852103782684.

The previous prime is 852112685623. The next prime is 852112685713. The reversal of 852112685629 is 926586211258.

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, and also an emirpimes, since its reverse is a distinct semiprime: 926586211258 = 2 ⋅463293105629.

It is a cyclic number.

It is not a de Polignac number, because 852112685629 - 2⁹ = 852112685117 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 852112685629.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (852112685623) 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, 4306329 + ... + 4499854.

It is an arithmetic number, because the mean of its divisors is an integer number (213030397144).

Almost surely, 2^852112685629 is an apocalyptic number.

It is an amenable number.

852112685629 is a deficient number, since it is larger than the sum of its proper divisors (8902947).

852112685629 is an equidigital number, since it uses as much as digits as its factorization.

852112685629 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8902946.

The product of its digits is 4147200, while the sum is 55.

The spelling of 852112685629 in words is "eight hundred fifty-two billion, one hundred twelve million, six hundred eighty-five thousand, six hundred twenty-nine".