9968856290 has 8 divisors (see below), whose sum is σ = 17943941340. Its totient is φ = 3987542512.

The previous prime is 9968856283. The next prime is 9968856311. The reversal of 9968856290 is 926588699.

It can be written as a sum of positive squares in 2 ways, for example, as 9951459049 + 17397241 = 99757^2 + 4171^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 498442805 + ... + 498442824.

Almost surely, 2^9968856290 is an apocalyptic number.

9968856290 is a deficient number, since it is larger than the sum of its proper divisors (7975085050).

9968856290 is a wasteful number, since it uses less digits than its factorization.

9968856290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 996885636.

The product of its (nonzero) digits is 16796160, while the sum is 62.

The square root of 9968856290 is about 99844.1600195024. The cubic root of 9968856290 is about 2152.1957945304.

The spelling of 9968856290 in words is "nine billion, nine hundred sixty-eight million, eight hundred fifty-six thousand, two hundred ninety".