206124234516643 has 8 divisors (see below), whose sum is σ = 208282058592608. Its totient is φ = 203967080481024.

The previous prime is 206124234516587. The next prime is 206124234516661. The reversal of 206124234516643 is 346615432421602.

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

It is a cyclic number.

It is not a de Polignac number, because 206124234516643 - 2⁴⁵ = 170939862427811 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (206124234514643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 166891596 + ... + 168122137.

It is an arithmetic number, because the mean of its divisors is an integer number (26035257324076).

Almost surely, 2^{206124234516643} is an apocalyptic number.

206124234516643 is a deficient number, since it is larger than the sum of its proper divisors (2157824075965).

206124234516643 is an equidigital number, since it uses as much as digits as its factorization.

206124234516643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335020173.

The product of its (nonzero) digits is 4976640, while the sum is 49.

The spelling of 206124234516643 in words is "two hundred six trillion, one hundred twenty-four billion, two hundred thirty-four million, five hundred sixteen thousand, six hundred forty-three".