11040442555 has 8 divisors (see below), whose sum is σ = 13473082800. Its totient is φ = 8682652896.

The previous prime is 11040442529. The next prime is 11040442559. The reversal of 11040442555 is 55524404011.

It is a happy number.

11040442555 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 11040442555 - 2²³ = 11032053947 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11040442559) 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 7 ways as a sum of consecutive naturals, for example, 18712320 + ... + 18712909.

It is an arithmetic number, because the mean of its divisors is an integer number (1684135350).

Almost surely, 2^11040442555 is an apocalyptic number.

11040442555 is a deficient number, since it is larger than the sum of its proper divisors (2432640245).

11040442555 is an equidigital number, since it uses as much as digits as its factorization.

11040442555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37425293.

The product of its (nonzero) digits is 16000, while the sum is 31.

Adding to 11040442555 its reverse (55524404011), we get a palindrome (66564846566).

The spelling of 11040442555 in words is "eleven billion, forty million, four hundred forty-two thousand, five hundred fifty-five".