204007739465812 has 12 divisors (see below), whose sum is σ = 357151227671476. Its totient is φ = 101964531559680.

The previous prime is 204007739465743. The next prime is 204007739465813. The reversal of 204007739465812 is 218564937700402.

It can be written as a sum of positive squares in 2 ways, for example, as 100604791677636 + 103402947788176 = 10030194^2 + 10168724^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204007739465813) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9834531639 + ... + 9834552382.

It is a 2-persistent number, because it is pandigital, and so is 2⋅204007739465812 = 408015478931624, but 3⋅204007739465812 = 612023218397436 is not.

Almost surely, 2^{204007739465812} is an apocalyptic number.

It is an amenable number.

204007739465812 is a deficient number, since it is larger than the sum of its proper divisors (153143488205664).

204007739465812 is a wasteful number, since it uses less digits than its factorization.

204007739465812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19669086618 (or 19669086616 counting only the distinct ones).

The product of its (nonzero) digits is 20321280, while the sum is 58.

The spelling of 204007739465812 in words is "two hundred four trillion, seven billion, seven hundred thirty-nine million, four hundred sixty-five thousand, eight hundred twelve".