204143147135232 has 36 divisors (see below), whose sum is σ = 543318480138000. Its totient is φ = 68047715711488.

The previous prime is 204143147135227. The next prime is 204143147135233. The reversal of 204143147135232 is 232531741341402.

It is a super-2 number, since 2×204143147135232² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (204143147135233) 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, 132905693982 + ... + 132905695517.

Almost surely, 2^{204143147135232} is an apocalyptic number.

It is an amenable number.

204143147135232 is an abundant number, since it is smaller than the sum of its proper divisors (339175333002768).

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

204143147135232 is an equidigital number, since it uses as much as digits as its factorization.

204143147135232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265811389518 (or 265811389504 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 42.

Adding to 204143147135232 its reverse (232531741341402), we get a palindrome (436674888476634).

The spelling of 204143147135232 in words is "two hundred four trillion, one hundred forty-three billion, one hundred forty-seven million, one hundred thirty-five thousand, two hundred thirty-two".