22006287859396 has 9 divisors (see below), whose sum is σ = 38511020172751. Its totient is φ = 11003139238612.

The previous prime is 22006287859393. The next prime is 22006287859411. The reversal of 22006287859396 is 69395878260022.

The square root of 22006287859396 is 4691086.

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

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22006287859393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 8209401 + ... + 10554943.

Almost surely, 2^{22006287859396} is an apocalyptic number.

22006287859396 is the 4691086-th square number.

It is an amenable number.

22006287859396 is a deficient number, since it is larger than the sum of its proper divisors (16504732313355).

22006287859396 is an frugal number, since it uses more digits than its factorization.

22006287859396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4691090 (or 2345545 counting only the distinct ones).

The product of its (nonzero) digits is 156764160, while the sum is 67.

The spelling of 22006287859396 in words is "twenty-two trillion, six billion, two hundred eighty-seven million, eight hundred fifty-nine thousand, three hundred ninety-six".