5505042445165 has 4 divisors (see below), whose sum is σ = 6606050934204. Its totient is φ = 4404033956128.

The previous prime is 5505042445163. The next prime is 5505042445181. The reversal of 5505042445165 is 5615442405055.

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

It can be written as a sum of positive squares in 2 ways, for example, as 3308899245444 + 2196143199721 = 1819038^2 + 1481939^2 .

It is a cyclic number.

It is not a de Polignac number, because 5505042445165 - 2¹ = 5505042445163 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 (5505042445163) 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, 550504244512 + ... + 550504244521.

It is an arithmetic number, because the mean of its divisors is an integer number (1651512733551).

Almost surely, 2^{5505042445165} is an apocalyptic number.

It is an amenable number.

5505042445165 is a deficient number, since it is larger than the sum of its proper divisors (1101008489039).

5505042445165 is a wasteful number, since it uses less digits than its factorization.

5505042445165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1101008489038.

The product of its (nonzero) digits is 2400000, while the sum is 46.

The spelling of 5505042445165 in words is "five trillion, five hundred five billion, forty-two million, four hundred forty-five thousand, one hundred sixty-five".