204504313755 has 64 divisors (see below), whose sum is σ = 406649272320. Its totient is φ = 85610317824.

The previous prime is 204504313751. The next prime is 204504313771. The reversal of 204504313755 is 557313405402.

It is not a de Polignac number, because 204504313755 - 2² = 204504313751 is a prime.

It is not an unprimeable number, because it can be changed into a prime (204504313751) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1482175 + ... + 1614264.

It is an arithmetic number, because the mean of its divisors is an integer number (6353894880).

Almost surely, 2^204504313755 is an apocalyptic number.

204504313755 is a deficient number, since it is larger than the sum of its proper divisors (202144958565).

204504313755 is a wasteful number, since it uses less digits than its factorization.

204504313755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3096508.

The product of its (nonzero) digits is 252000, while the sum is 39.

The spelling of 204504313755 in words is "two hundred four billion, five hundred four million, three hundred thirteen thousand, seven hundred fifty-five".