65266616 has 16 divisors (see below), whose sum is σ = 123257400. Its totient is φ = 32397984.

The previous prime is 65266613. The next prime is 65266657. The reversal of 65266616 is 61666256.

It is a self number, because there is not a number n which added to its sum of digits gives 65266616.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65266613) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28235 + ... + 30458.

Almost surely, 2^65266616 is an apocalyptic number.

It is an amenable number.

65266616 is a deficient number, since it is larger than the sum of its proper divisors (57990784).

65266616 is a wasteful number, since it uses less digits than its factorization.

65266616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58838 (or 58834 counting only the distinct ones).

The product of its digits is 77760, while the sum is 38.

The square root of 65266616 is about 8078.7756498123. The cubic root of 65266616 is about 402.6215642996.

The spelling of 65266616 in words is "sixty-five million, two hundred sixty-six thousand, six hundred sixteen".