64766006423 has 2 divisors, whose sum is σ = 64766006424. Its totient is φ = 64766006422.

The previous prime is 64766006407. The next prime is 64766006441. The reversal of 64766006423 is 32460066746.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 64766006423 - 2⁴ = 64766006407 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (64766006453) 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, 32383003211 + 32383003212.

It is an arithmetic number, because the mean of its divisors is an integer number (32383003212).

Almost surely, 2^64766006423 is an apocalyptic number.

64766006423 is a deficient number, since it is larger than the sum of its proper divisors (1).

64766006423 is an equidigital number, since it uses as much as digits as its factorization.

64766006423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 870912, while the sum is 44.

The spelling of 64766006423 in words is "sixty-four billion, seven hundred sixty-six million, six thousand, four hundred twenty-three".