8979424819199 has 4 divisors (see below), whose sum is σ = 9002508173880. Its totient is φ = 8956341464520.

The previous prime is 8979424819151. The next prime is 8979424819283. The reversal of 8979424819199 is 9919184249798.

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

It is a cyclic number.

It is not a de Polignac number, because 8979424819199 - 2⁸ = 8979424818943 is a prime.

It is a super-4 number, since 4×8979424819199⁴ (a number of 53 digits) contains 4444 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8979424819999) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11541676757 + ... + 11541677534.

It is an arithmetic number, because the mean of its divisors is an integer number (2250627043470).

Almost surely, 2^{8979424819199} is an apocalyptic number.

8979424819199 is a deficient number, since it is larger than the sum of its proper divisors (23083354681).

8979424819199 is a wasteful number, since it uses less digits than its factorization.

8979424819199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23083354680.

The product of its digits is 846526464, while the sum is 80.

The spelling of 8979424819199 in words is "eight trillion, nine hundred seventy-nine billion, four hundred twenty-four million, eight hundred nineteen thousand, one hundred ninety-nine".