11518764145 has 8 divisors (see below), whose sum is σ = 15797162304. Its totient is φ = 7898581104.

The previous prime is 11518764143. The next prime is 11518764167. The reversal of 11518764145 is 54146781511.

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 11518764145 - 2¹ = 11518764143 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11518764143) 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, 164553739 + ... + 164553808.

It is an arithmetic number, because the mean of its divisors is an integer number (1974645288).

Almost surely, 2^11518764145 is an apocalyptic number.

It is an amenable number.

11518764145 is a deficient number, since it is larger than the sum of its proper divisors (4278398159).

11518764145 is an equidigital number, since it uses as much as digits as its factorization.

11518764145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 329107559.

The product of its digits is 134400, while the sum is 43.

The spelling of 11518764145 in words is "eleven billion, five hundred eighteen million, seven hundred sixty-four thousand, one hundred forty-five".