9698168866 has 4 divisors (see below), whose sum is σ = 14547253302. Its totient is φ = 4849084432.

The previous prime is 9698168833. The next prime is 9698168869. The reversal of 9698168866 is 6688618969.

9698168866 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 6434446225 + 3263722641 = 80215^2 + 57129^2 .

It is not an unprimeable number, because it can be changed into a prime (9698168869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2424542215 + ... + 2424542218.

Almost surely, 2^9698168866 is an apocalyptic number.

9698168866 is a deficient number, since it is larger than the sum of its proper divisors (4849084436).

9698168866 is a wasteful number, since it uses less digits than its factorization.

9698168866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4849084435.

The product of its digits is 53747712, while the sum is 67.

The square root of 9698168866 is about 98479.2814047706. The cubic root of 9698168866 is about 2132.5370275137.

The spelling of 9698168866 in words is "nine billion, six hundred ninety-eight million, one hundred sixty-eight thousand, eight hundred sixty-six".