11011011044 has 48 divisors (see below), whose sum is σ = 23025098880. Its totient is φ = 4548149760.

The previous prime is 11011011023. The next prime is 11011011059. The reversal of 11011011044 is 44011011011.

It is a super-2 number, since 2×11011011044² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 232112 + ... + 275495.

It is an arithmetic number, because the mean of its divisors is an integer number (479689560).

Almost surely, 2^11011011044 is an apocalyptic number.

It is an amenable number.

11011011044 is an abundant number, since it is smaller than the sum of its proper divisors (12014087836).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11011011044 is a wasteful number, since it uses less digits than its factorization.

11011011044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 507668 (or 507666 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 11011011044 its reverse (44011011011), we get a palindrome (55022022055).

The spelling of 11011011044 in words is "eleven billion, eleven million, eleven thousand, forty-four".