5565406027 has 2 divisors, whose sum is σ = 5565406028. Its totient is φ = 5565406026.

The previous prime is 5565406009. The next prime is 5565406057. The reversal of 5565406027 is 7206045655.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5565406027 is a prime.

It is not a weakly prime, because it can be changed into another prime (5565406057) by changing a digit.

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 as a sum of consecutive naturals, namely, 2782703013 + 2782703014.

It is an arithmetic number, because the mean of its divisors is an integer number (2782703014).

Almost surely, 2^5565406027 is an apocalyptic number.

5565406027 is a deficient number, since it is larger than the sum of its proper divisors (1).

5565406027 is an equidigital number, since it uses as much as digits as its factorization.

5565406027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 252000, while the sum is 40.

The square root of 5565406027 is about 74601.6489563066. The cubic root of 5565406027 is about 1772.1437660322.

The spelling of 5565406027 in words is "five billion, five hundred sixty-five million, four hundred six thousand, twenty-seven".