556420020327 has 20 divisors (see below), whose sum is σ = 880089184656. Its totient is φ = 349126286400.

The previous prime is 556420020311. The next prime is 556420020367. The reversal of 556420020327 is 723020024655.

556420020327 is a `hidden beast` number, since 5 + 5 + 6 + 420 + 0 + 203 + 27 = 666.

556420020327 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 556420020327 - 2⁴ = 556420020311 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 556420020291 and 556420020300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (556420020367) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 202039299 + ... + 202042052.

Almost surely, 2^556420020327 is an apocalyptic number.

556420020327 is a deficient number, since it is larger than the sum of its proper divisors (323669164329).

556420020327 is a wasteful number, since it uses less digits than its factorization.

556420020327 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 404081380 (or 404081371 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 36.

The spelling of 556420020327 in words is "five hundred fifty-six billion, four hundred twenty million, twenty thousand, three hundred twenty-seven".