16464430222 has 16 divisors (see below), whose sum is σ = 25505513280. Its totient is φ = 7966528768.

The previous prime is 16464430219. The next prime is 16464430223. The reversal of 16464430222 is 22203446461.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16464430223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 975643 + ... + 992374.

It is an arithmetic number, because the mean of its divisors is an integer number (1594094580).

Almost surely, 2^16464430222 is an apocalyptic number.

16464430222 is a deficient number, since it is larger than the sum of its proper divisors (9041083058).

16464430222 is a wasteful number, since it uses less digits than its factorization.

16464430222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1968155.

The product of its (nonzero) digits is 55296, while the sum is 34.

Adding to 16464430222 its reverse (22203446461), we get a palindrome (38667876683).

The spelling of 16464430222 in words is "sixteen billion, four hundred sixty-four million, four hundred thirty thousand, two hundred twenty-two".