55060555505513 has 4 divisors (see below), whose sum is σ = 55061255663700. Its totient is φ = 55059855347328.

The previous prime is 55060555505509. The next prime is 55060555505531. The reversal of 55060555505513 is 31550555506055.

55060555505513 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.

It can be written as a sum of positive squares in 2 ways, for example, as 37608439335184 + 17452116170329 = 6132572^2 + 4177573^2 .

It is a cyclic number.

It is not a de Polignac number, because 55060555505513 - 2² = 55060555505509 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (55060555505573) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 349961120 + ... + 350118417.

It is an arithmetic number, because the mean of its divisors is an integer number (13765313915925).

Almost surely, 2^{55060555505513} is an apocalyptic number.

It is an amenable number.

55060555505513 is a deficient number, since it is larger than the sum of its proper divisors (700158187).

55060555505513 is an equidigital number, since it uses as much as digits as its factorization.

55060555505513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 700158186.

The product of its (nonzero) digits is 7031250, while the sum is 50.

The spelling of 55060555505513 in words is "fifty-five trillion, sixty billion, five hundred fifty-five million, five hundred five thousand, five hundred thirteen".