850291988713 has 16 divisors (see below), whose sum is σ = 884098696320. Its totient is φ = 817128726400.

The previous prime is 850291988659. The next prime is 850291988743. The reversal of 850291988713 is 317889192058.

It is a cyclic number.

It is not a de Polignac number, because 850291988713 - 2²⁵ = 850258434281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (850291988743) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3096606 + ... + 3359992.

It is an arithmetic number, because the mean of its divisors is an integer number (55256168520).

Almost surely, 2^850291988713 is an apocalyptic number.

It is an amenable number.

850291988713 is a deficient number, since it is larger than the sum of its proper divisors (33806707607).

850291988713 is a wasteful number, since it uses less digits than its factorization.

850291988713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264608.

The product of its (nonzero) digits is 8709120, while the sum is 61.

The spelling of 850291988713 in words is "eight hundred fifty billion, two hundred ninety-one million, nine hundred eighty-eight thousand, seven hundred thirteen".