206244666160151 has 4 divisors (see below), whose sum is σ = 206290692646704. Its totient is φ = 206198639673600.

The previous prime is 206244666160123. The next prime is 206244666160163. The reversal of 206244666160151 is 151061666442602.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-206244666160151 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 206244666160151.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (206244666160121) 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 3 ways as a sum of consecutive naturals, for example, 23013236555 + ... + 23013245516.

It is an arithmetic number, because the mean of its divisors is an integer number (51572673161676).

Almost surely, 2^{206244666160151} is an apocalyptic number.

206244666160151 is a deficient number, since it is larger than the sum of its proper divisors (46026486553).

206244666160151 is an equidigital number, since it uses as much as digits as its factorization.

206244666160151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46026486552.

The product of its (nonzero) digits is 2488320, while the sum is 50.

The spelling of 206244666160151 in words is "two hundred six trillion, two hundred forty-four billion, six hundred sixty-six million, one hundred sixty thousand, one hundred fifty-one".