9979126308 has 36 divisors (see below), whose sum is σ = 25236883308. Its totient is φ = 3324810240.

The previous prime is 9979126291. The next prime is 9979126319. The reversal of 9979126308 is 8036219799.

It can be written as a sum of positive squares in 2 ways, for example, as 2584502244 + 7394624064 = 50838^2 + 85992^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13660 + ... + 141932.

Almost surely, 2^9979126308 is an apocalyptic number.

It is an amenable number.

9979126308 is an abundant number, since it is smaller than the sum of its proper divisors (15257757000).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9979126308 is a wasteful number, since it uses less digits than its factorization.

9979126308 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130444 (or 130439 counting only the distinct ones).

The product of its (nonzero) digits is 1469664, while the sum is 54.

The square root of 9979126308 is about 99895.5770192054. The cubic root of 9979126308 is about 2152.9346122701.

The spelling of 9979126308 in words is "nine billion, nine hundred seventy-nine million, one hundred twenty-six thousand, three hundred eight".