850850018424 has 96 divisors (see below), whose sum is σ = 2640532752000. Its totient is φ = 242458526016.

The previous prime is 850850018413. The next prime is 850850018437. The reversal of 850850018424 is 424810058058.

850850018424 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×850850018424² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 850850018424.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2036154 + ... + 2418185.

It is an arithmetic number, because the mean of its divisors is an integer number (27505549500).

Almost surely, 2^850850018424 is an apocalyptic number.

850850018424 is a gapful number since it is divisible by the number (84) formed by its first and last digit.

It is an amenable number.

850850018424 is an abundant number, since it is smaller than the sum of its proper divisors (1789682733576).

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

850850018424 is a wasteful number, since it uses less digits than its factorization.

850850018424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4454737 (or 4454730 counting only the distinct ones).

The product of its (nonzero) digits is 409600, while the sum is 45.

The spelling of 850850018424 in words is "eight hundred fifty billion, eight hundred fifty million, eighteen thousand, four hundred twenty-four".