204055768408 has 8 divisors (see below), whose sum is σ = 382604565780. Its totient is φ = 102027884200.

The previous prime is 204055768387. The next prime is 204055768409. The reversal of 204055768408 is 804867550402.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204055768409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12753485518 + ... + 12753485533.

Almost surely, 2^204055768408 is an apocalyptic number.

It is an amenable number.

204055768408 is a deficient number, since it is larger than the sum of its proper divisors (178548797372).

204055768408 is a wasteful number, since it uses less digits than its factorization.

204055768408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25506971057 (or 25506971053 counting only the distinct ones).

The product of its (nonzero) digits is 2150400, while the sum is 49.

The spelling of 204055768408 in words is "two hundred four billion, fifty-five million, seven hundred sixty-eight thousand, four hundred eight".