2264321643243 has 48 divisors (see below), whose sum is σ = 3611555466240. Its totient is φ = 1249927257600.

The previous prime is 2264321643229. The next prime is 2264321643253. The reversal of 2264321643243 is 3423461234622.

It is a de Polignac number, because none of the positive numbers 2^k-2264321643243 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2264321643195 and 2264321643204.

It is not an unprimeable number, because it can be changed into a prime (2264321643253) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3533788 + ... + 4125081.

It is an arithmetic number, because the mean of its divisors is an integer number (75240738880).

Almost surely, 2^{2264321643243} is an apocalyptic number.

2264321643243 is a deficient number, since it is larger than the sum of its proper divisors (1347233822997).

2264321643243 is a wasteful number, since it uses less digits than its factorization.

2264321643243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7658948 (or 7658931 counting only the distinct ones).

The product of its digits is 995328, while the sum is 42.

Adding to 2264321643243 its reverse (3423461234622), we get a palindrome (5687782877865).

The spelling of 2264321643243 in words is "two trillion, two hundred sixty-four billion, three hundred twenty-one million, six hundred forty-three thousand, two hundred forty-three".