204255550003 has 16 divisors (see below), whose sum is σ = 211900500000. Its totient is φ = 196740645120.

The previous prime is 204255549973. The next prime is 204255550019. The reversal of 204255550003 is 300055552402.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-204255550003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (204255550063) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5251873 + ... + 5290621.

It is an arithmetic number, because the mean of its divisors is an integer number (13243781250).

Almost surely, 2^204255550003 is an apocalyptic number.

204255550003 is a deficient number, since it is larger than the sum of its proper divisors (7644949997).

204255550003 is a wasteful number, since it uses less digits than its factorization.

204255550003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40422.

The product of its (nonzero) digits is 30000, while the sum is 31.

The spelling of 204255550003 in words is "two hundred four billion, two hundred fifty-five million, five hundred fifty thousand, three".