10843240643 has 8 divisors (see below), whose sum is σ = 10955294688. Its totient is φ = 10731317184.

The previous prime is 10843240637. The next prime is 10843240649. The reversal of 10843240643 is 34604234801.

It is an interprime number because it is at equal distance from previous prime (10843240637) and next prime (10843240649).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10843240643 - 2¹⁶ = 10843175107 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10843240649) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 138905 + ... + 202437.

It is an arithmetic number, because the mean of its divisors is an integer number (1369411836).

Almost surely, 2^10843240643 is an apocalyptic number.

10843240643 is a deficient number, since it is larger than the sum of its proper divisors (112054045).

10843240643 is a wasteful number, since it uses less digits than its factorization.

10843240643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65293.

The product of its (nonzero) digits is 55296, while the sum is 35.

The spelling of 10843240643 in words is "ten billion, eight hundred forty-three million, two hundred forty thousand, six hundred forty-three".