55064128745207 has 2 divisors, whose sum is σ = 55064128745208. Its totient is φ = 55064128745206.

The previous prime is 55064128745189. The next prime is 55064128745233. The reversal of 55064128745207 is 70254782146055.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55064128745207 - 2¹⁴ = 55064128728823 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55064128745267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27532064372603 + 27532064372604.

It is an arithmetic number, because the mean of its divisors is an integer number (27532064372604).

Almost surely, 2^{55064128745207} is an apocalyptic number.

55064128745207 is a deficient number, since it is larger than the sum of its proper divisors (1).

55064128745207 is an equidigital number, since it uses as much as digits as its factorization.

55064128745207 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18816000, while the sum is 56.

The spelling of 55064128745207 in words is "fifty-five trillion, sixty-four billion, one hundred twenty-eight million, seven hundred forty-five thousand, two hundred seven".