204012278912 has 216 divisors, whose sum is σ = 457830828315. Its totient is φ = 90510870528.

The previous prime is 204012278891. The next prime is 204012278923. The reversal of 204012278912 is 219872210402.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

204012278912 is digitally balanced in base 3, 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 5 ways, for example, as 115127204416 + 88885074496 = 339304^2 + 298136^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=319384.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 2457979223 + ... + 2457979305.

Almost surely, 2^204012278912 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 204012278912

204012278912 is an abundant number, since it is smaller than the sum of its proper divisors (253818549403).

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

204012278912 is an frugal number, since it uses more digits than its factorization.

204012278912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280 (or 135 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 38.

The spelling of 204012278912 in words is "two hundred four billion, twelve million, two hundred seventy-eight thousand, nine hundred twelve".