11289011845 has 16 divisors (see below), whose sum is σ = 13589839872. Its totient is φ = 9002568960.

The previous prime is 11289011813. The next prime is 11289011887. The reversal of 11289011845 is 54811098211.

It is not a de Polignac number, because 11289011845 - 2⁵ = 11289011813 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11289011798 and 11289011807.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3148924 + ... + 3152506.

It is an arithmetic number, because the mean of its divisors is an integer number (849364992).

Almost surely, 2^11289011845 is an apocalyptic number.

It is an amenable number.

11289011845 is a deficient number, since it is larger than the sum of its proper divisors (2300828027).

11289011845 is a wasteful number, since it uses less digits than its factorization.

11289011845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5412.

The product of its (nonzero) digits is 23040, while the sum is 40.

The spelling of 11289011845 in words is "eleven billion, two hundred eighty-nine million, eleven thousand, eight hundred forty-five".