11540324505 has 8 divisors (see below), whose sum is σ = 18464519232. Its totient is φ = 6154839728.

The previous prime is 11540324479. The next prime is 11540324513. The reversal of 11540324505 is 50542304511.

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

It is a cyclic number.

It is not a de Polignac number, because 11540324505 - 2⁶ = 11540324441 is a prime.

It is an unprimeable number.

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, 384677469 + ... + 384677498.

It is an arithmetic number, because the mean of its divisors is an integer number (2308064904).

Almost surely, 2^11540324505 is an apocalyptic number.

11540324505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11540324505 is a deficient number, since it is larger than the sum of its proper divisors (6924194727).

11540324505 is an equidigital number, since it uses as much as digits as its factorization.

11540324505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 769354975.

The product of its (nonzero) digits is 12000, while the sum is 30.

The spelling of 11540324505 in words is "eleven billion, five hundred forty million, three hundred twenty-four thousand, five hundred five".