65517056 has 40 divisors (see below), whose sum is σ = 142818984. Its totient is φ = 29777920.

The previous prime is 65517029. The next prime is 65517071. The reversal of 65517056 is 65071556.

65517056 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent 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, 185 + ... + 11448.

Almost surely, 2^65517056 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 65517056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71409492).

65517056 is an abundant number, since it is smaller than the sum of its proper divisors (77301928).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

65517056 is a wasteful number, since it uses less digits than its factorization.

65517056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11662 (or 11646 counting only the distinct ones).

The product of its (nonzero) digits is 31500, while the sum is 35.

The square root of 65517056 is about 8094.2606827307. The cubic root of 65517056 is about 403.1358846569.

The spelling of 65517056 in words is "sixty-five million, five hundred seventeen thousand, fifty-six".