186686564105368 has 16 divisors (see below), whose sum is σ = 365256321076080. Its totient is φ = 89284878485088.

The previous prime is 186686564105333. The next prime is 186686564105369. The reversal of 186686564105368 is 863501465686681.

186686564105368 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 186686564105368.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (186686564105369) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 507300445755 + ... + 507300446122.

It is an arithmetic number, because the mean of its divisors is an integer number (22828520067255).

Almost surely, 2^{186686564105368} is an apocalyptic number.

It is an amenable number.

186686564105368 is a deficient number, since it is larger than the sum of its proper divisors (178569756970712).

186686564105368 is a wasteful number, since it uses less digits than its factorization.

186686564105368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1014600891906 (or 1014600891902 counting only the distinct ones).

The product of its (nonzero) digits is 1194393600, while the sum is 73.

The spelling of 186686564105368 in words is "one hundred eighty-six trillion, six hundred eighty-six billion, five hundred sixty-four million, one hundred five thousand, three hundred sixty-eight".