11340155555 has 4 divisors (see below), whose sum is σ = 13608186672. Its totient is φ = 9072124440.

The previous prime is 11340155537. The next prime is 11340155569. The reversal of 11340155555 is 55555104311.

11340155555 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 11340155555 - 2²² = 11335961251 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1134015551 + ... + 1134015560.

It is an arithmetic number, because the mean of its divisors is an integer number (3402046668).

Almost surely, 2^11340155555 is an apocalyptic number.

11340155555 is a deficient number, since it is larger than the sum of its proper divisors (2268031117).

11340155555 is an equidigital number, since it uses as much as digits as its factorization.

11340155555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2268031116.

The product of its (nonzero) digits is 37500, while the sum is 35.

Adding to 11340155555 its reverse (55555104311), we get a palindrome (66895259866).

The spelling of 11340155555 in words is "eleven billion, three hundred forty million, one hundred fifty-five thousand, five hundred fifty-five".