42185886182 has 32 divisors (see below), whose sum is σ = 70927363584. Its totient is φ = 18649202400.

The previous prime is 42185886163. The next prime is 42185886221. The reversal of 42185886182 is 28168858124.

It is a congruent number.

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, 2164493 + ... + 2183895.

It is an arithmetic number, because the mean of its divisors is an integer number (2216480112).

Almost surely, 2^42185886182 is an apocalyptic number.

42185886182 is a deficient number, since it is larger than the sum of its proper divisors (28741477402).

42185886182 is a wasteful number, since it uses less digits than its factorization.

42185886182 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22124.

The product of its digits is 1966080, while the sum is 53.

The spelling of 42185886182 in words is "forty-two billion, one hundred eighty-five million, eight hundred eighty-six thousand, one hundred eighty-two".