11140185852 has 48 divisors (see below), whose sum is σ = 29075844000. Its totient is φ = 3688467840.

The previous prime is 11140185841. The next prime is 11140185853. The reversal of 11140185852 is 25858104111.

11140185852 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11140185853) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 330049 + ... + 362232.

It is an arithmetic number, because the mean of its divisors is an integer number (605746750).

Almost surely, 2^11140185852 is an apocalyptic number.

11140185852 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11140185852 is an abundant number, since it is smaller than the sum of its proper divisors (17935658148).

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

11140185852 is a wasteful number, since it uses less digits than its factorization.

11140185852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 692443 (or 692435 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 36.

Adding to 11140185852 its reverse (25858104111), we get a palindrome (36998289963).

The spelling of 11140185852 in words is "eleven billion, one hundred forty million, one hundred eighty-five thousand, eight hundred fifty-two".