55500605105505 has 64 divisors (see below), whose sum is σ = 103953673175040. Its totient is φ = 24758195825664.

The previous prime is 55500605105497. The next prime is 55500605105593. The reversal of 55500605105505 is 50550150600555.

It is not a de Polignac number, because 55500605105505 - 2³ = 55500605105497 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 15022845 + ... + 18349034.

It is an arithmetic number, because the mean of its divisors is an integer number (1624276143360).

Almost surely, 2^{55500605105505} is an apocalyptic number.

It is an amenable number.

55500605105505 is a deficient number, since it is larger than the sum of its proper divisors (48453068069535).

55500605105505 is a wasteful number, since it uses less digits than its factorization.

55500605105505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33372278.

The product of its (nonzero) digits is 468750, while the sum is 42.

The spelling of 55500605105505 in words is "fifty-five trillion, five hundred billion, six hundred five million, one hundred five thousand, five hundred five".