55605060500505 has 32 divisors (see below), whose sum is σ = 89483651890560. Its totient is φ = 29484185510400.

The previous prime is 55605060500503. The next prime is 55605060500513. The reversal of 55605060500505 is 50500506050655.

55605060500505 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 55605060500505 - 2¹ = 55605060500503 is a prime.

It is a super-2 number, since 2×55605060500505² (a number of 28 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (55605060500503) 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 31 ways as a sum of consecutive naturals, for example, 273746230 + ... + 273949280.

It is an arithmetic number, because the mean of its divisors is an integer number (2796364121580).

Almost surely, 2^{55605060500505} is an apocalyptic number.

It is an amenable number.

55605060500505 is a deficient number, since it is larger than the sum of its proper divisors (33878591390055).

55605060500505 is a wasteful number, since it uses less digits than its factorization.

55605060500505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 308761.

The product of its (nonzero) digits is 562500, while the sum is 42.

The spelling of 55605060500505 in words is "fifty-five trillion, six hundred five billion, sixty million, five hundred thousand, five hundred five".