65116516 has 6 divisors (see below), whose sum is σ = 113953910. Its totient is φ = 32558256.

The previous prime is 65116483. The next prime is 65116517. The reversal of 65116516 is 61561156.

65116516 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., 62726400 + 2390116 = 7920^2 + 1546^2 .

It is not an unprimeable number, because it can be changed into a prime (65116517) 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, 8139561 + ... + 8139568.

Almost surely, 2^65116516 is an apocalyptic number.

It is an amenable number.

65116516 is a deficient number, since it is larger than the sum of its proper divisors (48837394).

65116516 is a wasteful number, since it uses less digits than its factorization.

65116516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16279133 (or 16279131 counting only the distinct ones).

The product of its digits is 5400, while the sum is 31.

The square root of 65116516 is about 8069.4805285099. The cubic root of 65116516 is about 402.3126780314.

The spelling of 65116516 in words is "sixty-five million, one hundred sixteen thousand, five hundred sixteen".