64216226959 has 2 divisors, whose sum is σ = 64216226960. Its totient is φ = 64216226958.

The previous prime is 64216226953. The next prime is 64216227071. The reversal of 64216226959 is 95962261246.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 64216226959 - 2³ = 64216226951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (64216226951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32108113479 + 32108113480.

It is an arithmetic number, because the mean of its divisors is an integer number (32108113480).

Almost surely, 2^64216226959 is an apocalyptic number.

64216226959 is a deficient number, since it is larger than the sum of its proper divisors (1).

64216226959 is an equidigital number, since it uses as much as digits as its factorization.

64216226959 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2799360, while the sum is 52.

The spelling of 64216226959 in words is "sixty-four billion, two hundred sixteen million, two hundred twenty-six thousand, nine hundred fifty-nine".