20314716239 has 4 divisors (see below), whose sum is σ = 20417836824. Its totient is φ = 20211595656.

The previous prime is 20314716197. The next prime is 20314716277. The reversal of 20314716239 is 93261741302.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20314716239 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20314710239) 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, 51559997 + ... + 51560390.

It is an arithmetic number, because the mean of its divisors is an integer number (5104459206).

Almost surely, 2^20314716239 is an apocalyptic number.

20314716239 is a deficient number, since it is larger than the sum of its proper divisors (103120585).

20314716239 is a wasteful number, since it uses less digits than its factorization.

20314716239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103120584.

The product of its (nonzero) digits is 54432, while the sum is 38.

The spelling of 20314716239 in words is "twenty billion, three hundred fourteen million, seven hundred sixteen thousand, two hundred thirty-nine".