9996982658 has 16 divisors (see below), whose sum is σ = 16998918720. Its totient is φ = 4371150096.

The previous prime is 9996982657. The next prime is 9996982687. The reversal of 9996982658 is 8562896999.

It is a junction number, because it is equal to n+sod(n) for n = 9996982591 and 9996982600.

It is not an unprimeable number, because it can be changed into a prime (9996982657) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10117910 + ... + 10118897.

It is an arithmetic number, because the mean of its divisors is an integer number (1062432420).

Almost surely, 2^9996982658 is an apocalyptic number.

9996982658 is a deficient number, since it is larger than the sum of its proper divisors (7001936062).

9996982658 is a wasteful number, since it uses less digits than its factorization.

9996982658 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20236841.

The product of its digits is 151165440, while the sum is 71.

The square root of 9996982658 is about 99984.9121517842. The cubic root of 9996982658 is about 2154.2179793582.

The spelling of 9996982658 in words is "nine billion, nine hundred ninety-six million, nine hundred eighty-two thousand, six hundred fifty-eight".