20716217314 has 32 divisors (see below), whose sum is σ = 33603099264. Its totient is φ = 9521867520.

The previous prime is 20716217311. The next prime is 20716217329. The reversal of 20716217314 is 41371261702.

It is a self number, because there is not a number n which added to its sum of digits gives 20716217314.

It is not an unprimeable number, because it can be changed into a prime (20716217311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7777947 + ... + 7780609.

It is an arithmetic number, because the mean of its divisors is an integer number (1050096852).

Almost surely, 2^20716217314 is an apocalyptic number.

20716217314 is a deficient number, since it is larger than the sum of its proper divisors (12886881950).

20716217314 is a wasteful number, since it uses less digits than its factorization.

20716217314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3802.

The product of its (nonzero) digits is 14112, while the sum is 34.

The spelling of 20716217314 in words is "twenty billion, seven hundred sixteen million, two hundred seventeen thousand, three hundred fourteen".