2643710443 has 12 divisors (see below), whose sum is σ = 3063680712. Its totient is φ = 2261995520.

The previous prime is 2643710417. The next prime is 2643710467. The reversal of 2643710443 is 3440173462.

It is a de Polignac number, because none of the positive numbers 2^k-2643710443 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2643710399 and 2643710408.

It is not an unprimeable number, because it can be changed into a prime (2643710143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 412630 + ... + 418987.

It is an arithmetic number, because the mean of its divisors is an integer number (255306726).

Almost surely, 2^2643710443 is an apocalyptic number.

2643710443 is a deficient number, since it is larger than the sum of its proper divisors (419970269).

2643710443 is a wasteful number, since it uses less digits than its factorization.

2643710443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 831662 (or 831645 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 34.

The square root of 2643710443 is about 51417.0248361377. The cubic root of 2643710443 is about 1382.7318361143.

The spelling of 2643710443 in words is "two billion, six hundred forty-three million, seven hundred ten thousand, four hundred forty-three".