16623005322 has 32 divisors (see below), whose sum is σ = 41449572864. Its totient is φ = 4317663600.

The previous prime is 16623005299. The next prime is 16623005351. The reversal of 16623005322 is 22350032661.

It is a self number, because there is not a number n which added to its sum of digits gives 16623005322.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17989804 + ... + 17990727.

It is an arithmetic number, because the mean of its divisors is an integer number (1295299152).

Almost surely, 2^16623005322 is an apocalyptic number.

16623005322 is an abundant number, since it is smaller than the sum of its proper divisors (24826567542).

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

16623005322 is a wasteful number, since it uses less digits than its factorization.

16623005322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35980554.

The product of its (nonzero) digits is 12960, while the sum is 30.

Adding to 16623005322 its reverse (22350032661), we get a palindrome (38973037983).

The spelling of 16623005322 in words is "sixteen billion, six hundred twenty-three million, five thousand, three hundred twenty-two".