850226241820 has 48 divisors (see below), whose sum is σ = 1864308801600. Its totient is φ = 325093671936.

The previous prime is 850226241779. The next prime is 850226241869. The reversal of 850226241820 is 28142622058.

It is a super-2 number, since 2×850226241820² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 115924 + ... + 1309156.

It is an arithmetic number, because the mean of its divisors is an integer number (38839766700).

Almost surely, 2^850226241820 is an apocalyptic number.

It is an amenable number.

850226241820 is an abundant number, since it is smaller than the sum of its proper divisors (1014082559780).

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

850226241820 is a wasteful number, since it uses less digits than its factorization.

850226241820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1194814 (or 1194812 counting only the distinct ones).

The product of its (nonzero) digits is 122880, while the sum is 40.

Adding to 850226241820 its reverse (28142622058), we get a palindrome (878368863878).

The spelling of 850226241820 in words is "eight hundred fifty billion, two hundred twenty-six million, two hundred forty-one thousand, eight hundred twenty".