555056106109 has 4 divisors (see below), whose sum is σ = 555109843680. Its totient is φ = 555002368540.

The previous prime is 555056106103. The next prime is 555056106161. The reversal of 555056106109 is 901601650555.

555056106109 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, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 901601650555 = 5 ⋅180320330111.

It is a cyclic number.

It is not a de Polignac number, because 555056106109 - 2¹¹ = 555056104061 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 (555056106103) 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, 26853289 + ... + 26873950.

It is an arithmetic number, because the mean of its divisors is an integer number (138777460920).

Almost surely, 2^555056106109 is an apocalyptic number.

It is an amenable number.

555056106109 is a deficient number, since it is larger than the sum of its proper divisors (53737571).

555056106109 is a wasteful number, since it uses less digits than its factorization.

555056106109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53737570.

The product of its (nonzero) digits is 202500, while the sum is 43.

The spelling of 555056106109 in words is "five hundred fifty-five billion, fifty-six million, one hundred six thousand, one hundred nine".