6443533241043 has 16 divisors (see below), whose sum is σ = 8606496581280. Its totient is φ = 4288132948736.

The previous prime is 6443533241029. The next prime is 6443533241053. The reversal of 6443533241043 is 3401423353446.

It is a cyclic number.

It is not a de Polignac number, because 6443533241043 - 2⁸ = 6443533240787 is a prime.

It is a super-2 number, since 2×6443533241043² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 6443533240986 and 6443533241004.

It is not an unprimeable number, because it can be changed into a prime (6443533241003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6778303 + ... + 7670231.

It is an arithmetic number, because the mean of its divisors is an integer number (537906036330).

Almost surely, 2^{6443533241043} is an apocalyptic number.

6443533241043 is a deficient number, since it is larger than the sum of its proper divisors (2162963340237).

6443533241043 is a wasteful number, since it uses less digits than its factorization.

6443533241043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 896166.

The product of its (nonzero) digits is 1244160, while the sum is 42.

Adding to 6443533241043 its reverse (3401423353446), we get a palindrome (9844956594489).

The spelling of 6443533241043 in words is "six trillion, four hundred forty-three billion, five hundred thirty-three million, two hundred forty-one thousand, forty-three".