85667427882 has 24 divisors (see below), whose sum is σ = 185663630880. Its totient is φ = 28547983080.

The previous prime is 85667427863. The next prime is 85667427889. The reversal of 85667427882 is 28872476658.

It is not an unprimeable number, because it can be changed into a prime (85667427889) 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, 584494 + ... + 716217.

It is an arithmetic number, because the mean of its divisors is an integer number (7735984620).

Almost surely, 2^85667427882 is an apocalyptic number.

85667427882 is an abundant number, since it is smaller than the sum of its proper divisors (99996202998).

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

85667427882 is a wasteful number, since it uses less digits than its factorization.

85667427882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1304378 (or 1304375 counting only the distinct ones).

The product of its digits is 72253440, while the sum is 63.

The spelling of 85667427882 in words is "eighty-five billion, six hundred sixty-seven million, four hundred twenty-seven thousand, eight hundred eighty-two".