11586530940 has 24 divisors (see below), whose sum is σ = 32442286800. Its totient is φ = 3089741568.

The previous prime is 11586530939. The next prime is 11586530947. The reversal of 11586530940 is 4903568511.

It is a super-3 number, since 3×11586530940³ (a number of 31 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11586530892 and 11586530901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11586530947) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96554365 + ... + 96554484.

It is an arithmetic number, because the mean of its divisors is an integer number (1351761950).

Almost surely, 2^11586530940 is an apocalyptic number.

11586530940 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11586530940 is an abundant number, since it is smaller than the sum of its proper divisors (20855755860).

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

11586530940 is a wasteful number, since it uses less digits than its factorization.

11586530940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193108861 (or 193108859 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 42.

The spelling of 11586530940 in words is "eleven billion, five hundred eighty-six million, five hundred thirty thousand, nine hundred forty".