11081549736 has 40 divisors (see below), whose sum is σ = 31038601770. Its totient is φ = 3693849696.

The previous prime is 11081549711. The next prime is 11081549749. The reversal of 11081549736 is 63794518011.

11081549736 is a `hidden beast` number, since 110 + 8 + 15 + 497 + 36 = 666.

It can be written as a sum of positive squares in only one way, i.e., 9083996100 + 1997553636 = 95310^2 + 44694^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11081549691 and 11081549700.

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 9 ways as a sum of consecutive naturals, for example, 8549931 + ... + 8551226.

Almost surely, 2^11081549736 is an apocalyptic number.

It is an amenable number.

11081549736 is an abundant number, since it is smaller than the sum of its proper divisors (19957052034).

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

11081549736 is a wasteful number, since it uses less digits than its factorization.

11081549736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17101175 (or 17101162 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 45.

The spelling of 11081549736 in words is "eleven billion, eighty-one million, five hundred forty-nine thousand, seven hundred thirty-six".