5505665435653 has 4 divisors (see below), whose sum is σ = 5581085510188. Its totient is φ = 5430245361120.

The previous prime is 5505665435617. The next prime is 5505665435659. The reversal of 5505665435653 is 3565345665055.

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 4581235105924 + 924430329729 = 2140382^2 + 961473^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5505665435653 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 (5505665435659) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37710037158 + ... + 37710037303.

It is an arithmetic number, because the mean of its divisors is an integer number (1395271377547).

Almost surely, 2^{5505665435653} is an apocalyptic number.

It is an amenable number.

5505665435653 is a deficient number, since it is larger than the sum of its proper divisors (75420074535).

5505665435653 is an equidigital number, since it uses as much as digits as its factorization.

5505665435653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75420074534.

The product of its (nonzero) digits is 121500000, while the sum is 58.

The spelling of 5505665435653 in words is "five trillion, five hundred five billion, six hundred sixty-five million, four hundred thirty-five thousand, six hundred fifty-three".