55248263844871 has 2 divisors, whose sum is σ = 55248263844872. Its totient is φ = 55248263844870.

The previous prime is 55248263844863. The next prime is 55248263844911. The reversal of 55248263844871 is 17844836284255.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55248263844871 - 2³ = 55248263844863 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 55248263844797 and 55248263844806.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55248263844271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27624131922435 + 27624131922436.

It is an arithmetic number, because the mean of its divisors is an integer number (27624131922436).

Almost surely, 2^{55248263844871} is an apocalyptic number.

55248263844871 is a deficient number, since it is larger than the sum of its proper divisors (1).

55248263844871 is an equidigital number, since it uses as much as digits as its factorization.

55248263844871 is an evil number, because the sum of its binary digits is even.

The product of its digits is 412876800, while the sum is 67.

The spelling of 55248263844871 in words is "fifty-five trillion, two hundred forty-eight billion, two hundred sixty-three million, eight hundred forty-four thousand, eight hundred seventy-one".