850553713560 has 128 divisors (see below), whose sum is σ = 2613057511680. Its totient is φ = 221365175808.

The previous prime is 850553713547. The next prime is 850553713637. The reversal of 850553713560 is 65317355058.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6556042 + ... + 6684518.

It is an arithmetic number, because the mean of its divisors is an integer number (20414511810).

Almost surely, 2^850553713560 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 850553713560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1306528755840).

850553713560 is an abundant number, since it is smaller than the sum of its proper divisors (1762503798120).

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

850553713560 is a wasteful number, since it uses less digits than its factorization.

850553713560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129817 (or 129813 counting only the distinct ones).

The product of its (nonzero) digits is 1890000, while the sum is 48.

The spelling of 850553713560 in words is "eight hundred fifty billion, five hundred fifty-three million, seven hundred thirteen thousand, five hundred sixty".