11852659538 has 8 divisors (see below), whose sum is σ = 17781115980. Its totient is φ = 5925620880.

The previous prime is 11852659459. The next prime is 11852659543. The reversal of 11852659538 is 83595625811.

11852659538 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 11486051929 + 366607609 = 107173^2 + 19147^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 11852659538.

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, 333293 + ... + 367136.

Almost surely, 2^11852659538 is an apocalyptic number.

11852659538 is a deficient number, since it is larger than the sum of its proper divisors (5928456442).

11852659538 is an equidigital number, since it uses as much as digits as its factorization.

11852659538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 708892.

The product of its digits is 2592000, while the sum is 53.

The spelling of 11852659538 in words is "eleven billion, eight hundred fifty-two million, six hundred fifty-nine thousand, five hundred thirty-eight".