9964906368 has 64 divisors (see below), whose sum is σ = 26486947920. Its totient is φ = 3319418880.

The previous prime is 9964906351. The next prime is 9964906397. The reversal of 9964906368 is 8636094699.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 628458 + ... + 644118.

Almost surely, 2^9964906368 is an apocalyptic number.

It is an amenable number.

9964906368 is an abundant number, since it is smaller than the sum of its proper divisors (16522041552).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9964906368 is a wasteful number, since it uses less digits than its factorization.

9964906368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17335 (or 17323 counting only the distinct ones).

The product of its (nonzero) digits is 15116544, while the sum is 60.

The square root of 9964906368 is about 99824.3776239051. The cubic root of 9964906368 is about 2151.9115048623.

The spelling of 9964906368 in words is "nine billion, nine hundred sixty-four million, nine hundred six thousand, three hundred sixty-eight".