8665812195522 has 16 divisors (see below), whose sum is σ = 17349255760320. Its totient is φ = 2885665503632.

The previous prime is 8665812195499. The next prime is 8665812195553. The reversal of 8665812195522 is 2255912185668.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 734633997 + ... + 734645792.

It is an arithmetic number, because the mean of its divisors is an integer number (1084328485020).

Almost surely, 2^{8665812195522} is an apocalyptic number.

8665812195522 is an abundant number, since it is smaller than the sum of its proper divisors (8683443564798).

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

8665812195522 is a wasteful number, since it uses less digits than its factorization.

8665812195522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1469280777.

The product of its digits is 20736000, while the sum is 60.

The spelling of 8665812195522 in words is "eight trillion, six hundred sixty-five billion, eight hundred twelve million, one hundred ninety-five thousand, five hundred twenty-two".