20316004329 has 4 divisors (see below), whose sum is σ = 27088005776. Its totient is φ = 13544002884.

The previous prime is 20316004327. The next prime is 20316004399. The reversal of 20316004329 is 92340061302.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 20316004329 - 2¹ = 20316004327 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20316004296 and 20316004305.

It is not an unprimeable number, because it can be changed into a prime (20316004327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3386000719 + ... + 3386000724.

It is an arithmetic number, because the mean of its divisors is an integer number (6772001444).

Almost surely, 2^20316004329 is an apocalyptic number.

It is an amenable number.

20316004329 is a deficient number, since it is larger than the sum of its proper divisors (6772001447).

20316004329 is an equidigital number, since it uses as much as digits as its factorization.

20316004329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6772001446.

The product of its (nonzero) digits is 7776, while the sum is 30.

The spelling of 20316004329 in words is "twenty billion, three hundred sixteen million, four thousand, three hundred twenty-nine".