22305043505 has 8 divisors (see below), whose sum is σ = 26766974400. Its totient is φ = 17843420016.

The previous prime is 22305043489. The next prime is 22305043507. The reversal of 22305043505 is 50534050322.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22305043505 - 2⁴ = 22305043489 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22305043507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 136766 + ... + 251624.

It is an arithmetic number, because the mean of its divisors is an integer number (3345871800).

Almost surely, 2^22305043505 is an apocalyptic number.

It is an amenable number.

22305043505 is a deficient number, since it is larger than the sum of its proper divisors (4461930895).

22305043505 is a wasteful number, since it uses less digits than its factorization.

22305043505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153703.

The product of its (nonzero) digits is 18000, while the sum is 29.

Adding to 22305043505 its reverse (50534050322), we get a palindrome (72839093827).

The spelling of 22305043505 in words is "twenty-two billion, three hundred five million, forty-three thousand, five hundred five".