640224063302 has 16 divisors (see below), whose sum is σ = 995822175600. Its totient is φ = 308336028000.

The previous prime is 640224063299. The next prime is 640224063341. The reversal of 640224063302 is 203360422046.

It is a congruent number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 13147949 + ... + 13196552.

It is an arithmetic number, because the mean of its divisors is an integer number (62238885975).

Almost surely, 2^640224063302 is an apocalyptic number.

640224063302 is a deficient number, since it is larger than the sum of its proper divisors (355598112298).

640224063302 is a wasteful number, since it uses less digits than its factorization.

640224063302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26344951.

The product of its (nonzero) digits is 41472, while the sum is 32.

Adding to 640224063302 its reverse (203360422046), we get a palindrome (843584485348).

The spelling of 640224063302 in words is "six hundred forty billion, two hundred twenty-four million, sixty-three thousand, three hundred two".