186168142 has 8 divisors (see below), whose sum is σ = 279443736. Its totient is φ = 93020232.

The previous prime is 186168109. The next prime is 186168163. The reversal of 186168142 is 241861681.

186168142 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28188 + ... + 34159.

It is an arithmetic number, because the mean of its divisors is an integer number (34930467).

Almost surely, 2^186168142 is an apocalyptic number.

186168142 is a deficient number, since it is larger than the sum of its proper divisors (93275594).

186168142 is a wasteful number, since it uses less digits than its factorization.

186168142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63842.

The product of its digits is 18432, while the sum is 37.

The square root of 186168142 is about 13644.3446892843. The cubic root of 186168142 is about 570.9987026142.

The spelling of 186168142 in words is "one hundred eighty-six million, one hundred sixty-eight thousand, one hundred forty-two".