55010550505 has 16 divisors (see below), whose sum is σ = 67405449744. Its totient is φ = 43088716800.

The previous prime is 55010550499. The next prime is 55010550521. The reversal of 55010550505 is 50505501055.

It can be written as a sum of positive squares in 8 ways, for example, as 4822416 + 55005728089 = 2196^2 + 234533^2 .

It is not a de Polignac number, because 55010550505 - 2⁷ = 55010550377 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 (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 500046 + ... + 600055.

It is an arithmetic number, because the mean of its divisors is an integer number (4212840609).

Almost surely, 2^55010550505 is an apocalyptic number.

It is an amenable number.

55010550505 is a deficient number, since it is larger than the sum of its proper divisors (12394899239).

55010550505 is a wasteful number, since it uses less digits than its factorization.

55010550505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1100316.

The product of its (nonzero) digits is 15625, while the sum is 31.

It can be divided in two parts, 55010550 and 505, that added together give a palindrome (55011055).

The spelling of 55010550505 in words is "fifty-five billion, ten million, five hundred fifty thousand, five hundred five".