20242326099979 has 4 divisors (see below), whose sum is σ = 20585416372920. Its totient is φ = 19899235827040.

The previous prime is 20242326099929. The next prime is 20242326100043. The reversal of 20242326099979 is 97999062324202.

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 20242326099979 - 2⁷ = 20242326099851 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 20242326099979.

It is not an unprimeable number, because it can be changed into a prime (20242326099929) 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, 171545136382 + ... + 171545136499.

It is an arithmetic number, because the mean of its divisors is an integer number (5146354093230).

Almost surely, 2^{20242326099979} is an apocalyptic number.

20242326099979 is a deficient number, since it is larger than the sum of its proper divisors (343090272941).

20242326099979 is an equidigital number, since it uses as much as digits as its factorization.

20242326099979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343090272940.

The product of its (nonzero) digits is 52907904, while the sum is 64.

The spelling of 20242326099979 in words is "twenty trillion, two hundred forty-two billion, three hundred twenty-six million, ninety-nine thousand, nine hundred seventy-nine".