55606288260647 has 2 divisors, whose sum is σ = 55606288260648. Its totient is φ = 55606288260646.

The previous prime is 55606288260637. The next prime is 55606288260673. The reversal of 55606288260647 is 74606288260655.

55606288260647 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55606288260647 - 2³⁰ = 55605214518823 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55606288260637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27803144130323 + 27803144130324.

It is an arithmetic number, because the mean of its divisors is an integer number (27803144130324).

Almost surely, 2^{55606288260647} is an apocalyptic number.

55606288260647 is a deficient number, since it is larger than the sum of its proper divisors (1).

55606288260647 is an equidigital number, since it uses as much as digits as its factorization.

55606288260647 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 232243200, while the sum is 65.

The spelling of 55606288260647 in words is "fifty-five trillion, six hundred six billion, two hundred eighty-eight million, two hundred sixty thousand, six hundred forty-seven".