11584216666145 has 8 divisors (see below), whose sum is σ = 13971623756904. Its totient is φ = 9220330827904.

The previous prime is 11584216666129. The next prime is 11584216666213. The reversal of 11584216666145 is 54166661248511.

It can be written as a sum of positive squares in 4 ways, for example, as 7057858295569 + 4526358370576 = 2656663^2 + 2127524^2 .

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 11584216666145 - 2⁴ = 11584216666129 is a prime.

It is a super-2 number, since 2×11584216666145² (a number of 27 digits) contains 22 as substring.

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, 5880312044 + ... + 5880314013.

It is an arithmetic number, because the mean of its divisors is an integer number (1746452969613).

Almost surely, 2^{11584216666145} is an apocalyptic number.

It is an amenable number.

11584216666145 is a deficient number, since it is larger than the sum of its proper divisors (2387407090759).

11584216666145 is a wasteful number, since it uses less digits than its factorization.

11584216666145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11760626259.

The product of its digits is 8294400, while the sum is 56.

The spelling of 11584216666145 in words is "eleven trillion, five hundred eighty-four billion, two hundred sixteen million, six hundred sixty-six thousand, one hundred forty-five".