65317712 has 10 divisors (see below), whose sum is σ = 126553098. Its totient is φ = 32658848.

The previous prime is 65317711. The next prime is 65317717. The reversal of 65317712 is 21771356.

65317712 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 35331136 + 29986576 = 5944^2 + 5476^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65317711) 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 as a sum of consecutive naturals, namely, 2041163 + ... + 2041194.

Almost surely, 2^65317712 is an apocalyptic number.

It is an amenable number.

65317712 is a deficient number, since it is larger than the sum of its proper divisors (61235386).

65317712 is a wasteful number, since it uses less digits than its factorization.

65317712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4082365 (or 4082359 counting only the distinct ones).

The product of its digits is 8820, while the sum is 32.

The square root of 65317712 is about 8081.9373914922. The cubic root of 65317712 is about 402.7266051636.

The spelling of 65317712 in words is "sixty-five million, three hundred seventeen thousand, seven hundred twelve".