56558335027 has 2 divisors, whose sum is σ = 56558335028. Its totient is φ = 56558335026.

The previous prime is 56558334997. The next prime is 56558335039. The reversal of 56558335027 is 72053385565.

56558335027 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56558335027 is a prime.

It is a super-2 number, since 2×56558335027² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (56558335627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28279167513 + 28279167514.

It is an arithmetic number, because the mean of its divisors is an integer number (28279167514).

Almost surely, 2^56558335027 is an apocalyptic number.

56558335027 is a deficient number, since it is larger than the sum of its proper divisors (1).

56558335027 is an equidigital number, since it uses as much as digits as its factorization.

56558335027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3780000, while the sum is 49.

The spelling of 56558335027 in words is "fifty-six billion, five hundred fifty-eight million, three hundred thirty-five thousand, twenty-seven".