55308030028273 has 32 divisors (see below), whose sum is σ = 64540722758400. Its totient is φ = 46887602995200.

The previous prime is 55308030028271. The next prime is 55308030028289. The reversal of 55308030028273 is 37282003080355.

It is a happy number.

It is not a de Polignac number, because 55308030028273 - 2¹ = 55308030028271 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55308030028271) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12723463 + ... + 16507651.

It is an arithmetic number, because the mean of its divisors is an integer number (2016897586200).

Almost surely, 2^{55308030028273} is an apocalyptic number.

It is an amenable number.

55308030028273 is a deficient number, since it is larger than the sum of its proper divisors (9232692730127).

55308030028273 is a wasteful number, since it uses less digits than its factorization.

55308030028273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3785673.

The product of its (nonzero) digits is 1209600, while the sum is 46.

The spelling of 55308030028273 in words is "fifty-five trillion, three hundred eight billion, thirty million, twenty-eight thousand, two hundred seventy-three".