11518275305 has 8 divisors (see below), whose sum is σ = 13866375744. Its totient is φ = 9184990000.

The previous prime is 11518275299. The next prime is 11518275313. The reversal of 11518275305 is 50357281511.

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

It is not a de Polignac number, because 11518275305 - 2¹⁰ = 11518274281 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3702071 + ... + 3705180.

It is an arithmetic number, because the mean of its divisors is an integer number (1733296968).

Almost surely, 2^11518275305 is an apocalyptic number.

It is an amenable number.

11518275305 is a deficient number, since it is larger than the sum of its proper divisors (2348100439).

11518275305 is an equidigital number, since it uses as much as digits as its factorization.

11518275305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7407567.

The product of its (nonzero) digits is 42000, while the sum is 38.

The spelling of 11518275305 in words is "eleven billion, five hundred eighteen million, two hundred seventy-five thousand, three hundred five".