2116663234441 has 4 divisors (see below), whose sum is σ = 2419043696512. Its totient is φ = 1814282772372.

The previous prime is 2116663234423. The next prime is 2116663234457. The reversal of 2116663234441 is 1444323666112.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 2116663234441 - 2⁷ = 2116663234313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2116663214441) 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, 151190231025 + ... + 151190231038.

It is an arithmetic number, because the mean of its divisors is an integer number (604760924128).

Almost surely, 2^{2116663234441} is an apocalyptic number.

It is an amenable number.

2116663234441 is a deficient number, since it is larger than the sum of its proper divisors (302380462071).

2116663234441 is an equidigital number, since it uses as much as digits as its factorization.

2116663234441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 302380462070.

The product of its digits is 497664, while the sum is 43.

The spelling of 2116663234441 in words is "two trillion, one hundred sixteen billion, six hundred sixty-three million, two hundred thirty-four thousand, four hundred forty-one".