10688664996 has 27 divisors (see below), whose sum is σ = 27020137963. Its totient is φ = 3562681560.

The previous prime is 10688664989. The next prime is 10688665007. The reversal of 10688664996 is 69946688601.

The square root of 10688664996 is 103386.

It is a perfect power (a square), and thus also a powerful number.

10688664996 is a `hidden beast` number, since 1 + 0 + 6 + 88 + 66 + 499 + 6 = 666.

It is a super-2 number, since 2×10688664996² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 611701 + ... + 628931.

Almost surely, 2^10688664996 is an apocalyptic number.

10688664996 is the 103386-th square number.

It is an amenable number.

10688664996 is an abundant number, since it is smaller than the sum of its proper divisors (16331472967).

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

10688664996 is an frugal number, since it uses more digits than its factorization.

10688664996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34472 (or 17236 counting only the distinct ones).

The product of its (nonzero) digits is 26873856, while the sum is 63.

It can be divided in two parts, 10688 and 664996, that added together give a square (675684 = 822²).

The spelling of 10688664996 in words is "ten billion, six hundred eighty-eight million, six hundred sixty-four thousand, nine hundred ninety-six".