55110506005 has 4 divisors (see below), whose sum is σ = 66132607212. Its totient is φ = 44088404800.

The previous prime is 55110505991. The next prime is 55110506093. The reversal of 55110506005 is 50060501155.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 12961594801 + 42148911204 = 113849^2 + 205302^2 .

It is not a de Polignac number, because 55110506005 - 2⁹ = 55110505493 is a prime.

It is a Duffinian number.

It is a congruent 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 3 ways as a sum of consecutive naturals, for example, 5511050596 + ... + 5511050605.

It is an arithmetic number, because the mean of its divisors is an integer number (16533151803).

Almost surely, 2^55110506005 is an apocalyptic number.

It is an amenable number.

55110506005 is a deficient number, since it is larger than the sum of its proper divisors (11022101207).

55110506005 is a wasteful number, since it uses less digits than its factorization.

55110506005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11022101206.

The product of its (nonzero) digits is 3750, while the sum is 28.

The spelling of 55110506005 in words is "fifty-five billion, one hundred ten million, five hundred six thousand, five".