850842052922 has 4 divisors (see below), whose sum is σ = 1276263079386. Its totient is φ = 425421026460.

The previous prime is 850842052897. The next prime is 850842052933. The reversal of 850842052922 is 229250248058.

It is a happy number.

It is a Cunningham number, because it is equal to 922411²+1.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 850842052921 + 1 = 922411^2 + 1^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212710513229 + ... + 212710513232.

Almost surely, 2^850842052922 is an apocalyptic number.

850842052922 is a deficient number, since it is larger than the sum of its proper divisors (425421026464).

850842052922 is a wasteful number, since it uses less digits than its factorization.

850842052922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 425421026463.

The product of its (nonzero) digits is 921600, while the sum is 47.

The spelling of 850842052922 in words is "eight hundred fifty billion, eight hundred forty-two million, fifty-two thousand, nine hundred twenty-two".