201708840272 has 20 divisors (see below), whose sum is σ = 391039609140. Its totient is φ = 100795392768.

The previous prime is 201708840187. The next prime is 201708840287. The reversal of 201708840272 is 272048807102.

201708840272 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 46507510336 + 155201329936 = 215656^2 + 393956^2 .

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 3661013 + ... + 3715700.

It is an arithmetic number, because the mean of its divisors is an integer number (19551980457).

Almost surely, 2^201708840272 is an apocalyptic number.

It is an amenable number.

201708840272 is a deficient number, since it is larger than the sum of its proper divisors (189330768868).

201708840272 is a wasteful number, since it uses less digits than its factorization.

201708840272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7378430 (or 7378424 counting only the distinct ones).

The product of its (nonzero) digits is 100352, while the sum is 41.

The spelling of 201708840272 in words is "two hundred one billion, seven hundred eight million, eight hundred forty thousand, two hundred seventy-two".