206031651680107 has 8 divisors (see below), whose sum is σ = 225032925849840. Its totient is φ = 187075564846560.

The previous prime is 206031651680087. The next prime is 206031651680111. The reversal of 206031651680107 is 701086156130602.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-206031651680107 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (206031651680177) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11296824508 + ... + 11296842745.

It is an arithmetic number, because the mean of its divisors is an integer number (28129115731230).

Almost surely, 2^{206031651680107} is an apocalyptic number.

206031651680107 is a deficient number, since it is larger than the sum of its proper divisors (19001274169733).

206031651680107 is a wasteful number, since it uses less digits than its factorization.

206031651680107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22593668093.

The product of its (nonzero) digits is 362880, while the sum is 46.

The spelling of 206031651680107 in words is "two hundred six trillion, thirty-one billion, six hundred fifty-one million, six hundred eighty thousand, one hundred seven".