11655545053611 has 8 divisors (see below), whose sum is σ = 15553538554000. Its totient is φ = 7763957461152.

The previous prime is 11655545053609. The next prime is 11655545053639. The reversal of 11655545053611 is 11635054555611.

It is a happy number.

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

It is not a de Polignac number, because 11655545053611 - 2¹ = 11655545053609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11655545054611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1601472736 + ... + 1601480013.

It is an arithmetic number, because the mean of its divisors is an integer number (1944192319250).

Almost surely, 2^{11655545053611} is an apocalyptic number.

11655545053611 is a deficient number, since it is larger than the sum of its proper divisors (3897993500389).

11655545053611 is a wasteful number, since it uses less digits than its factorization.

11655545053611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3202953965.

The product of its (nonzero) digits is 1350000, while the sum is 48.

The spelling of 11655545053611 in words is "eleven trillion, six hundred fifty-five billion, five hundred forty-five million, fifty-three thousand, six hundred eleven".