204855982738 has 8 divisors (see below), whose sum is σ = 335218880880. Its totient is φ = 93116355780.

The previous prime is 204855982733. The next prime is 204855982777. The reversal of 204855982738 is 837289558402.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (204855982733) 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, 4655817768 + ... + 4655817811.

It is an arithmetic number, because the mean of its divisors is an integer number (41902360110).

Almost surely, 2^204855982738 is an apocalyptic number.

204855982738 is a deficient number, since it is larger than the sum of its proper divisors (130362898142).

204855982738 is a wasteful number, since it uses less digits than its factorization.

204855982738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9311635592.

The product of its (nonzero) digits is 38707200, while the sum is 61.

The spelling of 204855982738 in words is "two hundred four billion, eight hundred fifty-five million, nine hundred eighty-two thousand, seven hundred thirty-eight".