340186686213 has 32 divisors (see below), whose sum is σ = 509818043520. Its totient is φ = 200010736640.

The previous prime is 340186686199. The next prime is 340186686221. The reversal of 340186686213 is 312686681043.

It is not a de Polignac number, because 340186686213 - 2⁸ = 340186685957 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340186686233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 937056 + ... + 1248377.

It is an arithmetic number, because the mean of its divisors is an integer number (15931813860).

Almost surely, 2^340186686213 is an apocalyptic number.

340186686213 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

It is an amenable number.

340186686213 is a deficient number, since it is larger than the sum of its proper divisors (169631357307).

340186686213 is a wasteful number, since it uses less digits than its factorization.

340186686213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2185589.

The product of its (nonzero) digits is 995328, while the sum is 48.

The spelling of 340186686213 in words is "three hundred forty billion, one hundred eighty-six million, six hundred eighty-six thousand, two hundred thirteen".