206244084125 has 8 divisors (see below), whose sum is σ = 257392617144. Its totient is φ = 164995267200.

The previous prime is 206244084121. The next prime is 206244084131. The reversal of 206244084125 is 521480442602.

It can be written as a sum of positive squares in 4 ways, for example, as 48903341881 + 157340742244 = 221141^2 + 396662^2 .

It is not a de Polignac number, because 206244084125 - 2² = 206244084121 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (206244084121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 824976212 + ... + 824976461.

It is an arithmetic number, because the mean of its divisors is an integer number (32174077143).

Almost surely, 2^206244084125 is an apocalyptic number.

206244084125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

206244084125 is a deficient number, since it is larger than the sum of its proper divisors (51148533019).

206244084125 is an equidigital number, since it uses as much as digits as its factorization.

206244084125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1649952688 (or 1649952678 counting only the distinct ones).

The product of its (nonzero) digits is 122880, while the sum is 38.

The spelling of 206244084125 in words is "two hundred six billion, two hundred forty-four million, eighty-four thousand, one hundred twenty-five".