852167980860 has 192 divisors, whose sum is σ = 2791459528704. Its totient is φ = 190176134400.

The previous prime is 852167980849. The next prime is 852167980891. The reversal of 852167980860 is 68089761258.

It is a Harshad number since it is a multiple of its sum of digits (60).

It is a junction number, because it is equal to n+sod(n) for n = 852167980794 and 852167980803.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 54370825 + ... + 54386495.

It is an arithmetic number, because the mean of its divisors is an integer number (14538851712).

Almost surely, 2^852167980860 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 852167980860, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1395729764352).

852167980860 is an abundant number, since it is smaller than the sum of its proper divisors (1939291547844).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

852167980860 is a wasteful number, since it uses less digits than its factorization.

852167980860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18744 (or 18742 counting only the distinct ones).

The product of its (nonzero) digits is 11612160, while the sum is 60.

The spelling of 852167980860 in words is "eight hundred fifty-two billion, one hundred sixty-seven million, nine hundred eighty thousand, eight hundred sixty".