64224533065 has 48 divisors (see below), whose sum is σ = 97981478784. Its totient is φ = 39553493760.

The previous prime is 64224533047. The next prime is 64224533101. The reversal of 64224533065 is 56033542246.

It is not a de Polignac number, because 64224533065 - 2¹¹ = 64224531017 is a prime.

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 47 ways as a sum of consecutive naturals, for example, 260149 + ... + 442861.

It is an arithmetic number, because the mean of its divisors is an integer number (2041280808).

Almost surely, 2^64224533065 is an apocalyptic number.

It is an amenable number.

64224533065 is a deficient number, since it is larger than the sum of its proper divisors (33756945719).

64224533065 is a wasteful number, since it uses less digits than its factorization.

64224533065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182830 (or 182819 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 40.

The spelling of 64224533065 in words is "sixty-four billion, two hundred twenty-four million, five hundred thirty-three thousand, sixty-five".