22004436466 has 4 divisors (see below), whose sum is σ = 33006654702. Its totient is φ = 11002218232.

The previous prime is 22004436457. The next prime is 22004436479. The reversal of 22004436466 is 66463440022.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 22003272225 + 1164241 = 148335^2 + 1079^2 .

It is a super-3 number, since 3×22004436466³ (a number of 32 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5501109115 + ... + 5501109118.

Almost surely, 2^22004436466 is an apocalyptic number.

22004436466 is a deficient number, since it is larger than the sum of its proper divisors (11002218236).

22004436466 is a wasteful number, since it uses less digits than its factorization.

22004436466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11002218235.

The product of its (nonzero) digits is 165888, while the sum is 37.

Adding to 22004436466 its reverse (66463440022), we get a palindrome (88467876488).

The spelling of 22004436466 in words is "twenty-two billion, four million, four hundred thirty-six thousand, four hundred sixty-six".