605556223610256 has 60 divisors (see below), whose sum is σ = 1703232538571200. Its totient is φ = 200837742494400.

The previous prime is 605556223610243. The next prime is 605556223610269. The reversal of 605556223610256 is 652016322655506.

605556223610256 is a `hidden beast` number, since 6 + 0 + 5 + 5 + 5 + 6 + 22 + 361 + 0 + 256 = 666.

It is an interprime number because it is at equal distance from previous prime (605556223610243) and next prime (605556223610269).

It is a super-2 number, since 2×605556223610256² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10565930020 + ... + 10565987331.

Almost surely, 2^{605556223610256} is an apocalyptic number.

It is an amenable number.

605556223610256 is an abundant number, since it is smaller than the sum of its proper divisors (1097676314960944).

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

605556223610256 is a wasteful number, since it uses less digits than its factorization.

605556223610256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21131917564 (or 21131917555 counting only the distinct ones).

The product of its (nonzero) digits is 19440000, while the sum is 54.

The spelling of 605556223610256 in words is "six hundred five trillion, five hundred fifty-six billion, two hundred twenty-three million, six hundred ten thousand, two hundred fifty-six".