11653866675641 has 4 divisors (see below), whose sum is σ = 11663734472484. Its totient is φ = 11643998878800.

The previous prime is 11653866675629. The next prime is 11653866675653. The reversal of 11653866675641 is 14657666835611.

11653866675641 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (11653866675629) and next prime (11653866675653).

It can be written as a sum of positive squares in 2 ways, for example, as 11299151139241 + 354715536400 = 3361421^2 + 595580^2 .

It is a cyclic number.

It is not a de Polignac number, because 11653866675641 - 2²⁶ = 11653799566777 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11653866675611) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4933896650 + ... + 4933899011.

It is an arithmetic number, because the mean of its divisors is an integer number (2915933618121).

Almost surely, 2^{11653866675641} is an apocalyptic number.

It is an amenable number.

11653866675641 is a deficient number, since it is larger than the sum of its proper divisors (9867796843).

11653866675641 is an equidigital number, since it uses as much as digits as its factorization.

11653866675641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9867796842.

The product of its digits is 130636800, while the sum is 65.

The spelling of 11653866675641 in words is "eleven trillion, six hundred fifty-three billion, eight hundred sixty-six million, six hundred seventy-five thousand, six hundred forty-one".