850160000 has 80 divisors (see below), whose sum is σ = 2116619340. Its totient is φ = 340032000.

The previous prime is 850159991. The next prime is 850160011. The reversal of 850160000 is 61058.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 74687 + ... + 85313.

Almost surely, 2^850160000 is an apocalyptic number.

850160000 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 850160000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1058309670).

850160000 is an abundant number, since it is smaller than the sum of its proper divisors (1266459340).

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

850160000 is an equidigital number, since it uses as much as digits as its factorization.

850160000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10661 (or 10634 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 850160000 is about 29157.5033224726. The cubic root of 850160000 is about 947.3276698954.

The spelling of 850160000 in words is "eight hundred fifty million, one hundred sixty thousand".