11089575655 has 16 divisors (see below), whose sum is σ = 13637411424. Its totient is φ = 8651883520.

The previous prime is 11089575593. The next prime is 11089575667. The reversal of 11089575655 is 55657598011.

It is not a de Polignac number, because 11089575655 - 2⁷ = 11089575527 is a prime.

It is a Duffinian number.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 598287 + ... + 616543.

It is an arithmetic number, because the mean of its divisors is an integer number (852338214).

Almost surely, 2^11089575655 is an apocalyptic number.

11089575655 is a deficient number, since it is larger than the sum of its proper divisors (2547835769).

11089575655 is a wasteful number, since it uses less digits than its factorization.

11089575655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21266.

The product of its (nonzero) digits is 1890000, while the sum is 52.

The spelling of 11089575655 in words is "eleven billion, eighty-nine million, five hundred seventy-five thousand, six hundred fifty-five".