55065717 has 32 divisors (see below), whose sum is σ = 95232000. Its totient is φ = 30791664.

The previous prime is 55065713. The next prime is 55065739. The reversal of 55065717 is 71756055.

55065717 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 55065717 - 2² = 55065713 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55065713) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 5784 + ... + 11982.

It is an arithmetic number, because the mean of its divisors is an integer number (2976000).

Almost surely, 2^55065717 is an apocalyptic number.

It is an amenable number.

55065717 is a deficient number, since it is larger than the sum of its proper divisors (40166283).

55065717 is a wasteful number, since it uses less digits than its factorization.

55065717 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6262 (or 6256 counting only the distinct ones).

The product of its (nonzero) digits is 36750, while the sum is 36.

The square root of 55065717 is about 7420.6278036296. The cubic root of 55065717 is about 380.4466516241.

The spelling of 55065717 in words is "fifty-five million, sixty-five thousand, seven hundred seventeen".