2164411242343 has 12 divisors (see below), whose sum is σ = 2518086405360. Its totient is φ = 1854987184512.

The previous prime is 2164411242319. The next prime is 2164411242361. The reversal of 2164411242343 is 3432421144612.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-2164411242343 is a prime.

It is a super-2 number, since 2×2164411242343² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2164411242943) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2234763 + ... + 3053356.

It is an arithmetic number, because the mean of its divisors is an integer number (209840533780).

Almost surely, 2^{2164411242343} is an apocalyptic number.

2164411242343 is a deficient number, since it is larger than the sum of its proper divisors (353675163017).

2164411242343 is an equidigital number, since it uses as much as digits as its factorization.

2164411242343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5296486 (or 5296479 counting only the distinct ones).

The product of its digits is 110592, while the sum is 37.

Adding to 2164411242343 its reverse (3432421144612), we get a palindrome (5596832386955).

The spelling of 2164411242343 in words is "two trillion, one hundred sixty-four billion, four hundred eleven million, two hundred forty-two thousand, three hundred forty-three".