65456066 has 24 divisors (see below), whose sum is σ = 109764864. Its totient is φ = 29231280.

The previous prime is 65456063. The next prime is 65456077. The reversal of 65456066 is 66065456.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65456063) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7355 + ... + 13601.

It is an arithmetic number, because the mean of its divisors is an integer number (4573536).

Almost surely, 2^65456066 is an apocalyptic number.

65456066 is a deficient number, since it is larger than the sum of its proper divisors (44308798).

65456066 is a wasteful number, since it uses less digits than its factorization.

65456066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6306 (or 6293 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 38.

The square root of 65456066 is about 8090.4923212373. The cubic root of 65456066 is about 403.0107524013.

The spelling of 65456066 in words is "sixty-five million, four hundred fifty-six thousand, sixty-six".