204843069089281 has 8 divisors (see below), whose sum is σ = 234371490801344. Its totient is φ = 175380928909200.

The previous prime is 204843069089261. The next prime is 204843069089303. The reversal of 204843069089281 is 182980960348402.

It is a happy number.

204843069089281 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 204843069089281 - 2²¹ = 204843066992129 is a prime.

It is a super-2 number, since 2×204843069089281² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (204843069089261) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16570376370 + ... + 16570388731.

It is an arithmetic number, because the mean of its divisors is an integer number (29296436350168).

Almost surely, 2^{204843069089281} is an apocalyptic number.

It is an amenable number.

204843069089281 is a deficient number, since it is larger than the sum of its proper divisors (29528421712063).

204843069089281 is an equidigital number, since it uses as much as digits as its factorization.

204843069089281 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33140765991.

The product of its (nonzero) digits is 47775744, while the sum is 64.

The spelling of 204843069089281 in words is "two hundred four trillion, eight hundred forty-three billion, sixty-nine million, eighty-nine thousand, two hundred eighty-one".