550005105103 has 4 divisors (see below), whose sum is σ = 550008886840. Its totient is φ = 550001323368.

The previous prime is 550005105079. The next prime is 550005105121. The reversal of 550005105103 is 301501500055.

550005105103 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 a cyclic number.

It is not a de Polignac number, because 550005105103 - 2¹³ = 550005096911 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550005105173) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1663608 + ... + 1966621.

It is an arithmetic number, because the mean of its divisors is an integer number (137502221710).

Almost surely, 2^550005105103 is an apocalyptic number.

550005105103 is a deficient number, since it is larger than the sum of its proper divisors (3781737).

550005105103 is a wasteful number, since it uses less digits than its factorization.

550005105103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3781736.

The product of its (nonzero) digits is 1875, while the sum is 25.

Adding to 550005105103 its reverse (301501500055), we get a palindrome (851506605158).

The spelling of 550005105103 in words is "five hundred fifty billion, five million, one hundred five thousand, one hundred three".