850612288050 has 162 divisors, whose sum is σ = 2658851879229. Its totient is φ = 194394362400.

The previous prime is 850612288039. The next prime is 850612288151. The reversal of 850612288050 is 50882216058.

850612288050 is a `hidden beast` number, since 8 + 5 + 0 + 612 + 28 + 8 + 0 + 5 + 0 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 833600042289 + 17012245761 = 913017^2 + 130431^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=652155.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 850612287987 and 850612288005.

It is an unprimeable number.

It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 136949445 + ... + 136955655.

Almost surely, 2^850612288050 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 850612288050

850612288050 is an abundant number, since it is smaller than the sum of its proper divisors (1808239591179).

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

850612288050 is an equidigital number, since it uses as much as digits as its factorization.

850612288050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12454 (or 6228 counting only the distinct ones).

The product of its (nonzero) digits is 307200, while the sum is 45.

The spelling of 850612288050 in words is "eight hundred fifty billion, six hundred twelve million, two hundred eighty-eight thousand, fifty".