55486268455 has 4 divisors (see below), whose sum is σ = 66583522152. Its totient is φ = 44389014760.

The previous prime is 55486268447. The next prime is 55486268479.

55486268455 is nontrivially palindromic in base 10.

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

It is not a de Polignac number, because 55486268455 - 2³ = 55486268447 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 55486268455.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5548626841 + ... + 5548626850.

It is an arithmetic number, because the mean of its divisors is an integer number (16645880538).

Almost surely, 2^55486268455 is an apocalyptic number.

55486268455 is a deficient number, since it is larger than the sum of its proper divisors (11097253697).

55486268455 is a wasteful number, since it uses less digits than its factorization.

55486268455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11097253696.

The product of its digits is 46080000, while the sum is 58.

The spelling of 55486268455 in words is "fifty-five billion, four hundred eighty-six million, two hundred sixty-eight thousand, four hundred fifty-five".