9799119979 has 8 divisors (see below), whose sum is σ = 10695873600. Its totient is φ = 8903353800.

The previous prime is 9799119959. The next prime is 9799120003.

9799119979 is nontrivially palindromic in base 10.

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

It is not a de Polignac number, because 9799119979 - 2⁷ = 9799119851 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9799119959) 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, 226029 + ... + 265870.

It is an arithmetic number, because the mean of its divisors is an integer number (1336984200).

Almost surely, 2^9799119979 is an apocalyptic number.

9799119979 is a deficient number, since it is larger than the sum of its proper divisors (896753621).

9799119979 is a wasteful number, since it uses less digits than its factorization.

9799119979 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 493721.

The product of its digits is 26040609, while the sum is 70.

The square root of 9799119979 is about 98990.5044890670. The cubic root of 9799119979 is about 2139.9109040119.

The spelling of 9799119979 in words is "nine billion, seven hundred ninety-nine million, one hundred nineteen thousand, nine hundred seventy-nine".