186706953216 has 297 divisors, whose sum is σ = 628107442911. Its totient is φ = 53261881344.

The previous prime is 186706953203. The next prime is 186706953241. The reversal of 186706953216 is 612359607681.

The square root of 186706953216 is 432096.

It is a perfect power (a square), and thus also a powerful number.

It is a super-2 number, since 2×186706953216² (a number of 23 digits) 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 26 ways as a sum of consecutive naturals, for example, 290368191 + ... + 290368833.

Almost surely, 2^186706953216 is an apocalyptic number.

186706953216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

186706953216 is the 432096-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 186706953216

186706953216 is an abundant number, since it is smaller than the sum of its proper divisors (441400489695).

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

186706953216 is an frugal number, since it uses more digits than its factorization.

186706953216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1326 (or 655 counting only the distinct ones).

The product of its (nonzero) digits is 3265920, while the sum is 54.

The spelling of 186706953216 in words is "one hundred eighty-six billion, seven hundred six million, nine hundred fifty-three thousand, two hundred sixteen".