850220461476 has 81 divisors (see below), whose sum is σ = 2161871102209. Its totient is φ = 281741554848.

The previous prime is 850220461459. The next prime is 850220461499. The reversal of 850220461476 is 674164022058.

The square root of 850220461476 is 922074.

It is a perfect power (a square), and thus also a powerful number.

850220461476 is a `hidden beast` number, since 8 + 5 + 0 + 2 + 20 + 4 + 614 + 7 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 845204422500 + 5016038976 = 919350^2 + 70824^2 .

It is a super-2 number, since 2×850220461476² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 1255864450 + ... + 1255865126.

Almost surely, 2^850220461476 is an apocalyptic number.

850220461476 is the 922074-th square number.

It is an amenable number.

850220461476 is an abundant number, since it is smaller than the sum of its proper divisors (1311650640733).

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

850220461476 is an equidigital number, since it uses as much as digits as its factorization.

850220461476 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1818 (or 909 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 45.

The spelling of 850220461476 in words is "eight hundred fifty billion, two hundred twenty million, four hundred sixty-one thousand, four hundred seventy-six".