11256330617 has 24 divisors (see below), whose sum is σ = 13678730496. Its totient is φ = 9218444928.

The previous prime is 11256330601. The next prime is 11256330643. The reversal of 11256330617 is 71603365211.

It is not a de Polignac number, because 11256330617 - 2⁴ = 11256330601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11256330667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1095968 + ... + 1106190.

It is an arithmetic number, because the mean of its divisors is an integer number (569947104).

Almost surely, 2^11256330617 is an apocalyptic number.

It is an amenable number.

11256330617 is a deficient number, since it is larger than the sum of its proper divisors (2422399879).

11256330617 is a wasteful number, since it uses less digits than its factorization.

11256330617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11237 (or 11230 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 35.

Adding to 11256330617 its reverse (71603365211), we get a palindrome (82859695828).

The spelling of 11256330617 in words is "eleven billion, two hundred fifty-six million, three hundred thirty thousand, six hundred seventeen".