204544140524 has 6 divisors (see below), whose sum is σ = 357952245924. Its totient is φ = 102272070260.

The previous prime is 204544140517. The next prime is 204544140527. The reversal of 204544140524 is 425041445402.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (204544140527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25568017562 + ... + 25568017569.

It is an arithmetic number, because the mean of its divisors is an integer number (59658707654).

Almost surely, 2^204544140524 is an apocalyptic number.

It is an amenable number.

204544140524 is a deficient number, since it is larger than the sum of its proper divisors (153408105400).

204544140524 is a wasteful number, since it uses less digits than its factorization.

204544140524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51136035135 (or 51136035133 counting only the distinct ones).

The product of its (nonzero) digits is 102400, while the sum is 35.

Adding to 204544140524 its reverse (425041445402), we get a palindrome (629585585926).

The spelling of 204544140524 in words is "two hundred four billion, five hundred forty-four million, one hundred forty thousand, five hundred twenty-four".