206104155710683 has 2 divisors, whose sum is σ = 206104155710684. Its totient is φ = 206104155710682.

The previous prime is 206104155710671. The next prime is 206104155710801. The reversal of 206104155710683 is 386017551401602.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 206104155710683 - 2³³ = 206095565776091 is a prime.

It is not a weakly prime, because it can be changed into another prime (206104155710623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 103052077855341 + 103052077855342.

It is an arithmetic number, because the mean of its divisors is an integer number (103052077855342).

Almost surely, 2^{206104155710683} is an apocalyptic number.

206104155710683 is a deficient number, since it is larger than the sum of its proper divisors (1).

206104155710683 is an equidigital number, since it uses as much as digits as its factorization.

206104155710683 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1209600, while the sum is 49.

The spelling of 206104155710683 in words is "two hundred six trillion, one hundred four billion, one hundred fifty-five million, seven hundred ten thousand, six hundred eighty-three".