186226506563813 has 16 divisors (see below), whose sum is σ = 193120374170880. Its totient is φ = 179430641289216.

The previous prime is 186226506563729. The next prime is 186226506563857. The reversal of 186226506563813 is 318365605622681.

186226506563813 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 186226506563813 - 2³² = 186222211596517 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (186226506563873) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 202962008 + ... + 203877486.

It is an arithmetic number, because the mean of its divisors is an integer number (12070023385680).

Almost surely, 2^{186226506563813} is an apocalyptic number.

It is an amenable number.

186226506563813 is a deficient number, since it is larger than the sum of its proper divisors (6893867607067).

186226506563813 is a wasteful number, since it uses less digits than its factorization.

186226506563813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 968996.

The product of its (nonzero) digits is 74649600, while the sum is 62.

The spelling of 186226506563813 in words is "one hundred eighty-six trillion, two hundred twenty-six billion, five hundred six million, five hundred sixty-three thousand, eight hundred thirteen".