5505205450055 has 4 divisors (see below), whose sum is σ = 6606246540072. Its totient is φ = 4404164360040.

The previous prime is 5505205450021. The next prime is 5505205450057. The reversal of 5505205450055 is 5500545025055.

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

It is not a de Polignac number, because 5505205450055 - 2²⁶ = 5505138341191 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5505205449994 and 5505205450021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5505205450057) 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, 550520545001 + ... + 550520545010.

It is an arithmetic number, because the mean of its divisors is an integer number (1651561635018).

Almost surely, 2^{5505205450055} is an apocalyptic number.

5505205450055 is a deficient number, since it is larger than the sum of its proper divisors (1101041090017).

5505205450055 is a wasteful number, since it uses less digits than its factorization.

5505205450055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1101041090016.

The product of its (nonzero) digits is 625000, while the sum is 41.

The spelling of 5505205450055 in words is "five trillion, five hundred five billion, two hundred five million, four hundred fifty thousand, fifty-five".