104002105055 has 4 divisors (see below), whose sum is σ = 124802526072. Its totient is φ = 83201684040.

The previous prime is 104002105033. The next prime is 104002105091. The reversal of 104002105055 is 550501200401.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 550501200401 = 17 ⋅32382423553.

It is not a de Polignac number, because 104002105055 - 2⁶ = 104002104991 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 104002105055.

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, 10400210501 + ... + 10400210510.

It is an arithmetic number, because the mean of its divisors is an integer number (31200631518).

Almost surely, 2^104002105055 is an apocalyptic number.

104002105055 is a deficient number, since it is larger than the sum of its proper divisors (20800421017).

104002105055 is an equidigital number, since it uses as much as digits as its factorization.

104002105055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20800421016.

The product of its (nonzero) digits is 1000, while the sum is 23.

Adding to 104002105055 its reverse (550501200401), we get a palindrome (654503305456).

The spelling of 104002105055 in words is "one hundred four billion, two million, one hundred five thousand, fifty-five".