22317969664 has 27 divisors (see below), whose sum is σ = 44553531477. Its totient is φ = 11157789696.

The previous prime is 22317969659. The next prime is 22317969673. The reversal of 22317969664 is 46696971322.

The square root of 22317969664 is 149392.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 21176070400 + 1141899264 = 145520^2 + 33792^2 .

It is a super-3 number, since 3×22317969664³ (a number of 32 digits) contains 333 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 2385604 + ... + 2394940.

Almost surely, 2^22317969664 is an apocalyptic number.

22317969664 is the 149392-nd square number.

It is an amenable number.

22317969664 is a deficient number, since it is larger than the sum of its proper divisors (22235561813).

22317969664 is an frugal number, since it uses more digits than its factorization.

22317969664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18690 (or 9339 counting only the distinct ones).

The product of its digits is 5878656, while the sum is 55.

The spelling of 22317969664 in words is "twenty-two billion, three hundred seventeen million, nine hundred sixty-nine thousand, six hundred sixty-four".