16722192216 has 16 divisors (see below), whose sum is σ = 41805480600. Its totient is φ = 5574064064.

The previous prime is 16722192209. The next prime is 16722192241. The reversal of 16722192216 is 61229122761.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 348378981 + ... + 348379028.

Almost surely, 2^16722192216 is an apocalyptic number.

It is an amenable number.

16722192216 is an abundant number, since it is smaller than the sum of its proper divisors (25083288384).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16722192216 is a wasteful number, since it uses less digits than its factorization.

16722192216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 696758018 (or 696758014 counting only the distinct ones).

The product of its digits is 36288, while the sum is 39.

The spelling of 16722192216 in words is "sixteen billion, seven hundred twenty-two million, one hundred ninety-two thousand, two hundred sixteen".