11652405240065 has 8 divisors (see below), whose sum is σ = 13982909570280. Its totient is φ = 9321908670592.

The previous prime is 11652405240037. The next prime is 11652405240089. The reversal of 11652405240065 is 56004250425611.

It can be written as a sum of positive squares in 4 ways, for example, as 194241169984 + 11458164070081 = 440728^2 + 3384991^2 .

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 11652405240065 - 2¹² = 11652405235969 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2144981 + ... + 5282589.

It is an arithmetic number, because the mean of its divisors is an integer number (1747863696285).

Almost surely, 2^{11652405240065} is an apocalyptic number.

It is an amenable number.

11652405240065 is a deficient number, since it is larger than the sum of its proper divisors (2330504330215).

11652405240065 is an equidigital number, since it uses as much as digits as its factorization.

11652405240065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3880371.

The product of its (nonzero) digits is 288000, while the sum is 41.

Adding to 11652405240065 its reverse (56004250425611), we get a palindrome (67656655665676).

The spelling of 11652405240065 in words is "eleven trillion, six hundred fifty-two billion, four hundred five million, two hundred forty thousand, sixty-five".