64335227911 has 2 divisors, whose sum is σ = 64335227912. Its totient is φ = 64335227910.

The previous prime is 64335227903. The next prime is 64335227953. The reversal of 64335227911 is 11972253346.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 64335227911 - 2³ = 64335227903 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (64335222911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32167613955 + 32167613956.

It is an arithmetic number, because the mean of its divisors is an integer number (32167613956).

Almost surely, 2^64335227911 is an apocalyptic number.

64335227911 is a deficient number, since it is larger than the sum of its proper divisors (1).

64335227911 is an equidigital number, since it uses as much as digits as its factorization.

64335227911 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 272160, while the sum is 43.

The spelling of 64335227911 in words is "sixty-four billion, three hundred thirty-five million, two hundred twenty-seven thousand, nine hundred eleven".