204247360008 has 24 divisors (see below), whose sum is σ = 553169933550. Its totient is φ = 68082453312.

The previous prime is 204247359991. The next prime is 204247360021. The reversal of 204247360008 is 800063742402.

204247360008 is a `hidden beast` number, since 2 + 0 + 4 + 2 + 47 + 3 + 600 + 0 + 8 = 666.

It can be written as a sum of positive squares in only one way, i.e., 194126597604 + 10120762404 = 440598^2 + 100602^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1418384373 + ... + 1418384516.

Almost surely, 2^204247360008 is an apocalyptic number.

It is an amenable number.

204247360008 is an abundant number, since it is smaller than the sum of its proper divisors (348922573542).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

204247360008 is a wasteful number, since it uses less digits than its factorization.

204247360008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2836768901 (or 2836768894 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 36.

The spelling of 204247360008 in words is "two hundred four billion, two hundred forty-seven million, three hundred sixty thousand, eight".