11400554555 has 16 divisors (see below), whose sum is σ = 15373592640. Its totient is φ = 8052832128.

The previous prime is 11400554537. The next prime is 11400554567. The reversal of 11400554555 is 55545500411.

11400554555 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11400554555 - 2⁶ = 11400554491 is a prime.

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 15 ways as a sum of consecutive naturals, for example, 3811400 + ... + 3814389.

It is an arithmetic number, because the mean of its divisors is an integer number (960849540).

Almost surely, 2^11400554555 is an apocalyptic number.

11400554555 is a deficient number, since it is larger than the sum of its proper divisors (3973038085).

11400554555 is a wasteful number, since it uses less digits than its factorization.

11400554555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7625830.

The product of its (nonzero) digits is 50000, while the sum is 35.

The spelling of 11400554555 in words is "eleven billion, four hundred million, five hundred fifty-four thousand, five hundred fifty-five".