204925956504 has 64 divisors (see below), whose sum is σ = 514905600000. Its totient is φ = 67963432320.

The previous prime is 204925956463. The next prime is 204925956509. The reversal of 204925956504 is 405659529402.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204925956509) 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, 29109417 + ... + 29116455.

It is an arithmetic number, because the mean of its divisors is an integer number (8045400000).

Almost surely, 2^204925956504 is an apocalyptic number.

204925956504 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

204925956504 is an abundant number, since it is smaller than the sum of its proper divisors (309979643496).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

204925956504 is a wasteful number, since it uses less digits than its factorization.

204925956504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13008 (or 13004 counting only the distinct ones).

The product of its (nonzero) digits is 3888000, while the sum is 51.

The spelling of 204925956504 in words is "two hundred four billion, nine hundred twenty-five million, nine hundred fifty-six thousand, five hundred four".