8365227564 has 48 divisors (see below), whose sum is σ = 19690869632. Its totient is φ = 2763942912.

The previous prime is 8365227551. The next prime is 8365227571. The reversal of 8365227564 is 4657225638.

It is an unprimeable number.

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, 649047 + ... + 661809.

Almost surely, 2^8365227564 is an apocalyptic number.

It is an amenable number.

8365227564 is an abundant number, since it is smaller than the sum of its proper divisors (11325642068).

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

8365227564 is a wasteful number, since it uses less digits than its factorization.

8365227564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13246 (or 13244 counting only the distinct ones).

The product of its digits is 2419200, while the sum is 48.

The square root of 8365227564 is about 91461.6179826270. The cubic root of 8365227564 is about 2029.9838677971.

The spelling of 8365227564 in words is "eight billion, three hundred sixty-five million, two hundred twenty-seven thousand, five hundred sixty-four".