605420204271 has 32 divisors (see below), whose sum is σ = 845183539200. Its totient is φ = 384755526144.

The previous prime is 605420204209. The next prime is 605420204293. The reversal of 605420204271 is 172402024506.

It is not a de Polignac number, because 605420204271 - 2¹⁷ = 605420073199 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (605420204171) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 55067751 + ... + 55078743.

It is an arithmetic number, because the mean of its divisors is an integer number (26411985600).

Almost surely, 2^605420204271 is an apocalyptic number.

605420204271 is a deficient number, since it is larger than the sum of its proper divisors (239763334929).

605420204271 is a wasteful number, since it uses less digits than its factorization.

605420204271 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13655.

The product of its (nonzero) digits is 26880, while the sum is 33.

Adding to 605420204271 its reverse (172402024506), we get a palindrome (777822228777).

The spelling of 605420204271 in words is "six hundred five billion, four hundred twenty million, two hundred four thousand, two hundred seventy-one".