8365222851 has 16 divisors (see below), whose sum is σ = 11203484160. Its totient is φ = 5551921440.

The previous prime is 8365222819. The next prime is 8365222909. The reversal of 8365222851 is 1582225638.

It is a happy number.

It is not a de Polignac number, because 8365222851 - 2⁵ = 8365222819 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8365222951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1308180 + ... + 1314558.

It is an arithmetic number, because the mean of its divisors is an integer number (700217760).

Almost surely, 2^8365222851 is an apocalyptic number.

8365222851 is a deficient number, since it is larger than the sum of its proper divisors (2838261309).

8365222851 is a wasteful number, since it uses less digits than its factorization.

8365222851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8266.

The product of its digits is 230400, while the sum is 42.

The square root of 8365222851 is about 91461.5922177173. The cubic root of 8365222851 is about 2029.9834865636.

The spelling of 8365222851 in words is "eight billion, three hundred sixty-five million, two hundred twenty-two thousand, eight hundred fifty-one".