852920681012 has 6 divisors (see below), whose sum is σ = 1492611191778. Its totient is φ = 426460340504.

The previous prime is 852920681009. The next prime is 852920681017. The reversal of 852920681012 is 210186029258.

It can be written as a sum of positive squares in only one way, i.e., 834292252816 + 18628428196 = 913396^2 + 136486^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (852920681017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106615085123 + ... + 106615085130.

It is an arithmetic number, because the mean of its divisors is an integer number (248768531963).

Almost surely, 2^852920681012 is an apocalyptic number.

It is an amenable number.

852920681012 is a deficient number, since it is larger than the sum of its proper divisors (639690510766).

852920681012 is a wasteful number, since it uses less digits than its factorization.

852920681012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213230170257 (or 213230170255 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 44.

The spelling of 852920681012 in words is "eight hundred fifty-two billion, nine hundred twenty million, six hundred eighty-one thousand, twelve".