64650464336 has 20 divisors (see below), whose sum is σ = 125286942432. Its totient is φ = 32318350176.

The previous prime is 64650464317. The next prime is 64650464341. The reversal of 64650464336 is 63346405646.

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 3 ways as a sum of consecutive naturals, for example, 352196 + ... + 503331.

Almost surely, 2^64650464336 is an apocalyptic number.

It is an amenable number.

64650464336 is a deficient number, since it is larger than the sum of its proper divisors (60636478096).

64650464336 is a wasteful number, since it uses less digits than its factorization.

64650464336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 860258 (or 860252 counting only the distinct ones).

The product of its (nonzero) digits is 3732480, while the sum is 47.

The spelling of 64650464336 in words is "sixty-four billion, six hundred fifty million, four hundred sixty-four thousand, three hundred thirty-six".