19722830216 has 32 divisors (see below), whose sum is σ = 37689105600. Its totient is φ = 9672511680.

The previous prime is 19722830213. The next prime is 19722830221. The reversal of 19722830216 is 61203822791.

It is not an unprimeable number, because it can be changed into a prime (19722830213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2782565 + ... + 2789643.

It is an arithmetic number, because the mean of its divisors is an integer number (1177784550).

Almost surely, 2^19722830216 is an apocalyptic number.

It is an amenable number.

19722830216 is a deficient number, since it is larger than the sum of its proper divisors (17966275384).

19722830216 is a wasteful number, since it uses less digits than its factorization.

19722830216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13709 (or 13705 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 41.

The spelling of 19722830216 in words is "nineteen billion, seven hundred twenty-two million, eight hundred thirty thousand, two hundred sixteen".