65788651 has 2 divisors, whose sum is σ = 65788652. Its totient is φ = 65788650.

The previous prime is 65788649. The next prime is 65788687. The reversal of 65788651 is 15688756.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 65788651 - 2¹ = 65788649 is a prime.

Together with 65788649, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (65788451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32894325 + 32894326.

It is an arithmetic number, because the mean of its divisors is an integer number (32894326).

Almost surely, 2^65788651 is an apocalyptic number.

65788651 is a deficient number, since it is larger than the sum of its proper divisors (1).

65788651 is an equidigital number, since it uses as much as digits as its factorization.

65788651 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 403200, while the sum is 46.

The square root of 65788651 is about 8111.0203427189. The cubic root of 65788651 is about 403.6921710733.

The spelling of 65788651 in words is "sixty-five million, seven hundred eighty-eight thousand, six hundred fifty-one".