10866819948196 has 27 divisors (see below), whose sum is σ = 19430713459969. Its totient is φ = 5317653868208.

The previous prime is 10866819948157. The next prime is 10866819948197. The reversal of 10866819948196 is 69184991866801.

The square root of 10866819948196 is 3296486.

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

It can be written as a sum of positive squares in only one way, i.e., 10743225514596 + 123594433600 = 3277686^2 + 351560^2 .

It is a super-2 number, since 2×10866819948196² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10866819948197) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 309852150 + ... + 309887218.

Almost surely, 2^{10866819948196} is an apocalyptic number.

10866819948196 is the 3296486-th square number.

It is an amenable number.

10866819948196 is a deficient number, since it is larger than the sum of its proper divisors (8563893511773).

10866819948196 is an frugal number, since it uses more digits than its factorization.

10866819948196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70236 (or 35118 counting only the distinct ones).

The product of its (nonzero) digits is 322486272, while the sum is 76.

The spelling of 10866819948196 in words is "ten trillion, eight hundred sixty-six billion, eight hundred nineteen million, nine hundred forty-eight thousand, one hundred ninety-six".