86782338522 has 32 divisors (see below), whose sum is σ = 210381428160. Its totient is φ = 26297678160.

The previous prime is 86782338521. The next prime is 86782338529. The reversal of 86782338522 is 22583328768.

86782338522 is a `hidden beast` number, since 8 + 6 + 7 + 82 + 3 + 38 + 522 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (86782338521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 73048513 + ... + 73049700.

It is an arithmetic number, because the mean of its divisors is an integer number (6574419630).

Almost surely, 2^86782338522 is an apocalyptic number.

86782338522 is an abundant number, since it is smaller than the sum of its proper divisors (123599089638).

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

86782338522 is a wasteful number, since it uses less digits than its factorization.

86782338522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146098235 (or 146098229 counting only the distinct ones).

The product of its digits is 7741440, while the sum is 54.

The spelling of 86782338522 in words is "eighty-six billion, seven hundred eighty-two million, three hundred thirty-eight thousand, five hundred twenty-two".