11244564423555 has 16 divisors (see below), whose sum is σ = 18374096761344. Its totient is φ = 5869503131360.

The previous prime is 11244564423551. The next prime is 11244564423563. The reversal of 11244564423555 is 55532446544211.

It is a happy number.

It is not a de Polignac number, because 11244564423555 - 2² = 11244564423551 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11244564423498 and 11244564423507.

It is not an unprimeable number, because it can be changed into a prime (11244564423551) 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, 7974867681 + ... + 7974869090.

It is an arithmetic number, because the mean of its divisors is an integer number (1148381047584).

Almost surely, 2^{11244564423555} is an apocalyptic number.

11244564423555 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11244564423555 is a deficient number, since it is larger than the sum of its proper divisors (7129532337789).

11244564423555 is a wasteful number, since it uses less digits than its factorization.

11244564423555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15949736826.

The product of its digits is 11520000, while the sum is 51.

The spelling of 11244564423555 in words is "eleven trillion, two hundred forty-four billion, five hundred sixty-four million, four hundred twenty-three thousand, five hundred fifty-five".