8270775198 has 24 divisors (see below), whose sum is σ = 20480015088. Its totient is φ = 2363078592.

The previous prime is 8270775197. The next prime is 8270775209. The reversal of 8270775198 is 8915770728.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8270775193) 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 11 ways as a sum of consecutive naturals, for example, 32820411 + ... + 32820662.

It is an arithmetic number, because the mean of its divisors is an integer number (853333962).

Almost surely, 2^8270775198 is an apocalyptic number.

8270775198 is an abundant number, since it is smaller than the sum of its proper divisors (12209239890).

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

8270775198 is a wasteful number, since it uses less digits than its factorization.

8270775198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65641088 (or 65641085 counting only the distinct ones).

The product of its (nonzero) digits is 1975680, while the sum is 54.

The square root of 8270775198 is about 90943.8024166573. The cubic root of 8270775198 is about 2022.3147009350.

The spelling of 8270775198 in words is "eight billion, two hundred seventy million, seven hundred seventy-five thousand, one hundred ninety-eight".