22253442505 has 16 divisors (see below), whose sum is σ = 30542929920. Its totient is φ = 15247541952.

The previous prime is 22253442503. The next prime is 22253442509. The reversal of 22253442505 is 50524435222.

It is a cyclic number.

It is not a de Polignac number, because 22253442505 - 2¹ = 22253442503 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22253442503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 203794 + ... + 293323.

It is an arithmetic number, because the mean of its divisors is an integer number (1908933120).

Almost surely, 2^22253442505 is an apocalyptic number.

It is an amenable number.

22253442505 is a deficient number, since it is larger than the sum of its proper divisors (8289487415).

22253442505 is a wasteful number, since it uses less digits than its factorization.

22253442505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 498408.

The product of its (nonzero) digits is 96000, while the sum is 34.

Adding to 22253442505 its reverse (50524435222), we get a palindrome (72777877727).

The spelling of 22253442505 in words is "twenty-two billion, two hundred fifty-three million, four hundred forty-two thousand, five hundred five".