65134864 has 20 divisors (see below), whose sum is σ = 126328720. Its totient is φ = 32533920.

The previous prime is 65134801. The next prime is 65134877. The reversal of 65134864 is 46843156.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23167 + ... + 25825.

It is an arithmetic number, because the mean of its divisors is an integer number (6316436).

Almost surely, 2^65134864 is an apocalyptic number.

It is an amenable number.

65134864 is a deficient number, since it is larger than the sum of its proper divisors (61193856).

65134864 is a wasteful number, since it uses less digits than its factorization.

65134864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4198 (or 4192 counting only the distinct ones).

The product of its digits is 69120, while the sum is 37.

The square root of 65134864 is about 8070.6173245917. The cubic root of 65134864 is about 402.3504612763.

The spelling of 65134864 in words is "sixty-five million, one hundred thirty-four thousand, eight hundred sixty-four".