56055055005247 has 2 divisors, whose sum is σ = 56055055005248. Its totient is φ = 56055055005246.

The previous prime is 56055055005227. The next prime is 56055055005269. The reversal of 56055055005247 is 74250055055065.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 56055055005247 - 2¹⁵ = 56055054972479 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 56055055005247.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56055055005217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28027527502623 + 28027527502624.

It is an arithmetic number, because the mean of its divisors is an integer number (28027527502624).

Almost surely, 2^{56055055005247} is an apocalyptic number.

56055055005247 is a deficient number, since it is larger than the sum of its proper divisors (1).

56055055005247 is an equidigital number, since it uses as much as digits as its factorization.

56055055005247 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5250000, while the sum is 49.

The spelling of 56055055005247 in words is "fifty-six trillion, fifty-five billion, fifty-five million, five thousand, two hundred forty-seven".