850980420196 has 27 divisors (see below), whose sum is σ = 1494383355129. Its totient is φ = 424018844928.

The previous prime is 850980420193. The next prime is 850980420197. The reversal of 850980420196 is 691024089058.

The square root of 850980420196 is 922486.

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

It can be written as a sum of positive squares in only one way, i.e., 285572672100 + 565407748096 = 534390^2 + 751936^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (850980420193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 699243780 + ... + 699244996.

Almost surely, 2^850980420196 is an apocalyptic number.

850980420196 is the 922486-th square number.

It is an amenable number.

850980420196 is a deficient number, since it is larger than the sum of its proper divisors (643402934933).

850980420196 is an frugal number, since it uses more digits than its factorization.

850980420196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3196 (or 1598 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 52.

The spelling of 850980420196 in words is "eight hundred fifty billion, nine hundred eighty million, four hundred twenty thousand, one hundred ninety-six".