55305530525555 has 8 divisors (see below), whose sum is σ = 66378701131344. Its totient is φ = 44236381420000.

The previous prime is 55305530525513. The next prime is 55305530525569. The reversal of 55305530525555 is 55552503550355.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 55305530525555 - 2²⁰ = 55305529476979 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 55305530525497 and 55305530525506.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1005344801 + ... + 1005399810.

It is an arithmetic number, because the mean of its divisors is an integer number (8297337641418).

Almost surely, 2^{55305530525555} is an apocalyptic number.

55305530525555 is a deficient number, since it is larger than the sum of its proper divisors (11073170605789).

55305530525555 is a wasteful number, since it uses less digits than its factorization.

55305530525555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2010750117.

The product of its (nonzero) digits is 35156250, while the sum is 53.

The spelling of 55305530525555 in words is "fifty-five trillion, three hundred five billion, five hundred thirty million, five hundred twenty-five thousand, five hundred fifty-five".