65726968 has 16 divisors (see below), whose sum is σ = 123383160. Its totient is φ = 32824800.

The previous prime is 65726959. The next prime is 65726971. The reversal of 65726968 is 86962756.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3163 + ... + 11893.

Almost surely, 2^65726968 is an apocalyptic number.

It is an amenable number.

65726968 is a deficient number, since it is larger than the sum of its proper divisors (57656192).

65726968 is a wasteful number, since it uses less digits than its factorization.

65726968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9678 (or 9674 counting only the distinct ones).

The product of its digits is 1088640, while the sum is 49.

The square root of 65726968 is about 8107.2170317563. The cubic root of 65726968 is about 403.5659652602.

The spelling of 65726968 in words is "sixty-five million, seven hundred twenty-six thousand, nine hundred sixty-eight".