11657705048665 has 32 divisors (see below), whose sum is σ = 15280643952000. Its totient is φ = 8486321564160.

The previous prime is 11657705048641. The next prime is 11657705048669. The reversal of 11657705048665 is 56684050775611.

It is not a de Polignac number, because 11657705048665 - 2¹⁵ = 11657705015897 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11657705048669) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1129215 + ... + 4958884.

It is an arithmetic number, because the mean of its divisors is an integer number (477520123500).

Almost surely, 2^{11657705048665} is an apocalyptic number.

It is an amenable number.

11657705048665 is a deficient number, since it is larger than the sum of its proper divisors (3622938903335).

11657705048665 is a wasteful number, since it uses less digits than its factorization.

11657705048665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6088537.

The product of its (nonzero) digits is 42336000, while the sum is 61.

The spelling of 11657705048665 in words is "eleven trillion, six hundred fifty-seven billion, seven hundred five million, forty-eight thousand, six hundred sixty-five".