186853516852 has 12 divisors (see below), whose sum is σ = 330364723780. Its totient is φ = 92463595776.

The previous prime is 186853516847. The next prime is 186853516877. The reversal of 186853516852 is 258615358681.

It can be written as a sum of positive squares in 2 ways, for example, as 68411541136 + 118441975716 = 261556^2 + 344154^2 .

It is a hoax number, since the sum of its digits (58) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 240790227 + ... + 240791002.

Almost surely, 2^186853516852 is an apocalyptic number.

It is an amenable number.

186853516852 is a deficient number, since it is larger than the sum of its proper divisors (143511206928).

186853516852 is a wasteful number, since it uses less digits than its factorization.

186853516852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 481581330 (or 481581328 counting only the distinct ones).

The product of its digits is 13824000, while the sum is 58.

The spelling of 186853516852 in words is "one hundred eighty-six billion, eight hundred fifty-three million, five hundred sixteen thousand, eight hundred fifty-two".