11161400044 has 12 divisors (see below), whose sum is σ = 19533451168. Its totient is φ = 5580414000.

The previous prime is 11161400039. The next prime is 11161400113. The reversal of 11161400044 is 44000416111.

11161400044 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 11161399988 and 11161400024.

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, 33394 + ... + 153094.

Almost surely, 2^11161400044 is an apocalyptic number.

It is an amenable number.

11161400044 is a deficient number, since it is larger than the sum of its proper divisors (8372051124).

11161400044 is a wasteful number, since it uses less digits than its factorization.

11161400044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143016 (or 143014 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 11161400044 its reverse (44000416111), we get a palindrome (55161816155).

The spelling of 11161400044 in words is "eleven billion, one hundred sixty-one million, four hundred thousand, forty-four".