11445522230555 has 32 divisors (see below), whose sum is σ = 15712032792960. Its totient is φ = 7840701849600.

The previous prime is 11445522230539. The next prime is 11445522230579. The reversal of 11445522230555 is 55503222554411.

It is not a de Polignac number, because 11445522230555 - 2⁴ = 11445522230539 is a prime.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 343682405 + ... + 343715705.

It is an arithmetic number, because the mean of its divisors is an integer number (491001024780).

Almost surely, 2^{11445522230555} is an apocalyptic number.

11445522230555 is a deficient number, since it is larger than the sum of its proper divisors (4266510562405).

11445522230555 is a wasteful number, since it uses less digits than its factorization.

11445522230555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42599.

The product of its (nonzero) digits is 1200000, while the sum is 44.

Adding to 11445522230555 its reverse (55503222554411), we get a palindrome (66948744784966).

The spelling of 11445522230555 in words is "eleven trillion, four hundred forty-five billion, five hundred twenty-two million, two hundred thirty thousand, five hundred fifty-five".