10681566922 has 24 divisors (see below), whose sum is σ = 18370222956. Its totient is φ = 4639954176.

The previous prime is 10681566881. The next prime is 10681566923. The reversal of 10681566922 is 22966518601.

It can be written as a sum of positive squares in 6 ways, for example, as 1373369481 + 9308197441 = 37059^2 + 96479^2 .

It is a super-2 number, since 2×10681566922² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10681566923) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 923733 + ... + 935224.

Almost surely, 2^10681566922 is an apocalyptic number.

10681566922 is a deficient number, since it is larger than the sum of its proper divisors (7688656034).

10681566922 is a wasteful number, since it uses less digits than its factorization.

10681566922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1859002 (or 1858989 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 46.

The spelling of 10681566922 in words is "ten billion, six hundred eighty-one million, five hundred sixty-six thousand, nine hundred twenty-two".