852171090960 has 160 divisors (see below), whose sum is σ = 3028646368512. Its totient is φ = 194167388160.

The previous prime is 852171090923. The next prime is 852171091019. The reversal of 852171090960 is 69090171258.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 267511 + ... + 1332630.

Almost surely, 2^852171090960 is an apocalyptic number.

852171090960 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 852171090960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1514323184256).

852171090960 is an abundant number, since it is smaller than the sum of its proper divisors (2176475277552).

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

852171090960 is a wasteful number, since it uses less digits than its factorization.

852171090960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1600481 (or 1600475 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 48.

The spelling of 852171090960 in words is "eight hundred fifty-two billion, one hundred seventy-one million, ninety thousand, nine hundred sixty".