55016705 has 4 divisors (see below), whose sum is σ = 66020052. Its totient is φ = 44013360.

The previous prime is 55016677. The next prime is 55016749. The reversal of 55016705 is 50761055.

55016705 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 21827584 + 33189121 = 4672^2 + 5761^2 .

It is not a de Polignac number, because 55016705 - 2²⁰ = 53968129 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 (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5501666 + ... + 5501675.

It is an arithmetic number, because the mean of its divisors is an integer number (16505013).

Almost surely, 2^55016705 is an apocalyptic number.

It is an amenable number.

55016705 is a deficient number, since it is larger than the sum of its proper divisors (11003347).

55016705 is a wasteful number, since it uses less digits than its factorization.

55016705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11003346.

The product of its (nonzero) digits is 5250, while the sum is 29.

The square root of 55016705 is about 7417.3246524606. The cubic root of 55016705 is about 380.3337441914. Note that the first 3 decimals are identical.

The spelling of 55016705 in words is "fifty-five million, sixteen thousand, seven hundred five".