2146636366411 has 4 divisors (see below), whose sum is σ = 2149494737824. Its totient is φ = 2143777995000.

The previous prime is 2146636366397. The next prime is 2146636366417. The reversal of 2146636366411 is 1146636366412.

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

It is a cyclic number.

It is not a de Polignac number, because 2146636366411 - 2⁹ = 2146636365899 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2146636366417) 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, 1429184580 + ... + 1429186081.

It is an arithmetic number, because the mean of its divisors is an integer number (537373684456).

Almost surely, 2^{2146636366411} is an apocalyptic number.

2146636366411 is a deficient number, since it is larger than the sum of its proper divisors (2858371413).

2146636366411 is an equidigital number, since it uses as much as digits as its factorization.

2146636366411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2858371412.

The product of its digits is 2239488, while the sum is 49.

Subtracting from 2146636366411 its reverse (1146636366412), we obtain a palindrome (999999999999).

The spelling of 2146636366411 in words is "two trillion, one hundred forty-six billion, six hundred thirty-six million, three hundred sixty-six thousand, four hundred eleven".