186011312 has 20 divisors (see below), whose sum is σ = 363238656. Its totient is φ = 92272320.

The previous prime is 186011269. The next prime is 186011323. The reversal of 186011312 is 213110681.

186011312 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×186011312² = 69200416383922688, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43739 + ... + 47802.

Almost surely, 2^186011312 is an apocalyptic number.

It is an amenable number.

186011312 is a deficient number, since it is larger than the sum of its proper divisors (177227344).

186011312 is a wasteful number, since it uses less digits than its factorization.

186011312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91676 (or 91670 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 23.

The square root of 186011312 is about 13638.5964087218. The cubic root of 186011312 is about 570.8383191329.

Adding to 186011312 its reverse (213110681), we get a palindrome (399121993).

The spelling of 186011312 in words is "one hundred eighty-six million, eleven thousand, three hundred twelve".