186743274193142 has 16 divisors (see below), whose sum is σ = 283390850679120. Its totient is φ = 92280609750912.

The previous prime is 186743274193117. The next prime is 186743274193199. The reversal of 186743274193142 is 241391472347681.

It is a happy number.

It is a super-2 number, since 2×186743274193142² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 237719423 + ... + 238503690.

It is an arithmetic number, because the mean of its divisors is an integer number (17711928167445).

Almost surely, 2^{186743274193142} is an apocalyptic number.

186743274193142 is a deficient number, since it is larger than the sum of its proper divisors (96647576485978).

186743274193142 is a wasteful number, since it uses less digits than its factorization.

186743274193142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 476225407.

The product of its digits is 48771072, while the sum is 62.

The spelling of 186743274193142 in words is "one hundred eighty-six trillion, seven hundred forty-three billion, two hundred seventy-four million, one hundred ninety-three thousand, one hundred forty-two".