55545454555 has 8 divisors (see below), whose sum is σ = 66717256032. Its totient is φ = 44394556608.

The previous prime is 55545454477. The next prime is 55545454579.

55545454555 is nontrivially palindromic in base 10.

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

It is a cyclic number.

It is not a de Polignac number, because 55545454555 - 2¹⁵ = 55545421787 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 5220034 + ... + 5230663.

It is an arithmetic number, because the mean of its divisors is an integer number (8339657004).

Almost surely, 2^55545454555 is an apocalyptic number.

55545454555 is a deficient number, since it is larger than the sum of its proper divisors (11171801477).

55545454555 is a wasteful number, since it uses less digits than its factorization.

55545454555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10451765.

The product of its digits is 25000000, while the sum is 52.

The spelling of 55545454555 in words is "fifty-five billion, five hundred forty-five million, four hundred fifty-four thousand, five hundred fifty-five".