11518905327 has 8 divisors (see below), whose sum is σ = 15450508416. Its totient is φ = 7633286232.

The previous prime is 11518905319. The next prime is 11518905331. The reversal of 11518905327 is 72350981511.

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

It is not a de Polignac number, because 11518905327 - 2³ = 11518905319 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11518905227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11495413 + ... + 11496414.

It is an arithmetic number, because the mean of its divisors is an integer number (1931313552).

Almost surely, 2^11518905327 is an apocalyptic number.

11518905327 is a deficient number, since it is larger than the sum of its proper divisors (3931603089).

11518905327 is a wasteful number, since it uses less digits than its factorization.

11518905327 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22991997.

The product of its (nonzero) digits is 75600, while the sum is 42.

The spelling of 11518905327 in words is "eleven billion, five hundred eighteen million, nine hundred five thousand, three hundred twenty-seven".