206104155710759 has 4 divisors (see below), whose sum is σ = 206182433022816. Its totient is φ = 206025878398704.

The previous prime is 206104155710683. The next prime is 206104155710801. The reversal of 206104155710759 is 957017551401602.

It is a happy number.

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-206104155710759 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 206104155710759.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (206104155710459) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39138652079 + ... + 39138657344.

It is an arithmetic number, because the mean of its divisors is an integer number (51545608255704).

Almost surely, 2^{206104155710759} is an apocalyptic number.

206104155710759 is a deficient number, since it is larger than the sum of its proper divisors (78277312057).

206104155710759 is an equidigital number, since it uses as much as digits as its factorization.

206104155710759 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78277312056.

The product of its (nonzero) digits is 2646000, while the sum is 53.

The spelling of 206104155710759 in words is "two hundred six trillion, one hundred four billion, one hundred fifty-five million, seven hundred ten thousand, seven hundred fifty-nine".