55248263861255 has 4 divisors (see below), whose sum is σ = 66297916633512. Its totient is φ = 44198611089000.

The previous prime is 55248263861221. The next prime is 55248263861341. The reversal of 55248263861255 is 55216836284255.

It is a happy number.

55248263861255 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 55248263861255 - 2¹⁴ = 55248263844871 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 5524826386121 + ... + 5524826386130.

It is an arithmetic number, because the mean of its divisors is an integer number (16574479158378).

Almost surely, 2^{55248263861255} is an apocalyptic number.

55248263861255 is a deficient number, since it is larger than the sum of its proper divisors (11049652772257).

55248263861255 is a wasteful number, since it uses less digits than its factorization.

55248263861255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11049652772256.

The product of its digits is 138240000, while the sum is 62.

The spelling of 55248263861255 in words is "fifty-five trillion, two hundred forty-eight billion, two hundred sixty-three million, eight hundred sixty-one thousand, two hundred fifty-five".