10555505060609 has 4 divisors (see below), whose sum is σ = 10840788981204. Its totient is φ = 10270221140016.

The previous prime is 10555505060603. The next prime is 10555505060687. The reversal of 10555505060609 is 90606050555501.

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 9892629015025 + 662876045584 = 3145255^2 + 814172^2 .

It is a cyclic number.

It is not a de Polignac number, because 10555505060609 - 2⁴ = 10555505060593 is a prime.

It is a super-2 number, since 2×10555505060609² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (10555505060603) 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, 142641960242 + ... + 142641960315.

It is an arithmetic number, because the mean of its divisors is an integer number (2710197245301).

Almost surely, 2^{10555505060609} is an apocalyptic number.

It is an amenable number.

10555505060609 is a deficient number, since it is larger than the sum of its proper divisors (285283920595).

10555505060609 is an equidigital number, since it uses as much as digits as its factorization.

10555505060609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285283920594.

The product of its (nonzero) digits is 1012500, while the sum is 47.

The spelling of 10555505060609 in words is "ten trillion, five hundred fifty-five billion, five hundred five million, sixty thousand, six hundred nine".