206833700139 has 16 divisors (see below), whose sum is σ = 303950559360. Its totient is φ = 124061448960.

The previous prime is 206833700011. The next prime is 206833700141. The reversal of 206833700139 is 931007338602.

It is a happy number.

206833700139 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 206833700139 - 2⁷ = 206833700011 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 206833700139.

It is not an unprimeable number, because it can be changed into a prime (206833700159) 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 15 ways as a sum of consecutive naturals, for example, 32304469 + ... + 32310870.

It is an arithmetic number, because the mean of its divisors is an integer number (18996909960).

Almost surely, 2^206833700139 is an apocalyptic number.

206833700139 is a deficient number, since it is larger than the sum of its proper divisors (97116859221).

206833700139 is a wasteful number, since it uses less digits than its factorization.

206833700139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64615450.

The product of its (nonzero) digits is 163296, while the sum is 42.

The spelling of 206833700139 in words is "two hundred six billion, eight hundred thirty-three million, seven hundred thousand, one hundred thirty-nine".