64845068 has 6 divisors (see below), whose sum is σ = 113478876. Its totient is φ = 32422532.

The previous prime is 64845061. The next prime is 64845083. The reversal of 64845068 is 86054846.

It is not an unprimeable number, because it can be changed into a prime (64845061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8105630 + ... + 8105637.

It is an arithmetic number, because the mean of its divisors is an integer number (18913146).

Almost surely, 2^64845068 is an apocalyptic number.

It is an amenable number.

64845068 is a deficient number, since it is larger than the sum of its proper divisors (48633808).

64845068 is a wasteful number, since it uses less digits than its factorization.

64845068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16211271 (or 16211269 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 41.

The square root of 64845068 is about 8052.6435410988. The cubic root of 64845068 is about 401.7528657670.

The spelling of 64845068 in words is "sixty-four million, eight hundred forty-five thousand, sixty-eight".