6443241156011 has 16 divisors (see below), whose sum is σ = 7044290384640. Its totient is φ = 5844744902880.

The previous prime is 6443241155987. The next prime is 6443241156031. The reversal of 6443241156011 is 1106511423446.

It is a cyclic number.

It is not a de Polignac number, because 6443241156011 - 2³⁸ = 6168363249067 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6443241156031) 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, 46155860 + ... + 46295246.

It is an arithmetic number, because the mean of its divisors is an integer number (440268149040).

Almost surely, 2^{6443241156011} is an apocalyptic number.

6443241156011 is a deficient number, since it is larger than the sum of its proper divisors (601049228629).

6443241156011 is a wasteful number, since it uses less digits than its factorization.

6443241156011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148514.

The product of its (nonzero) digits is 69120, while the sum is 38.

Adding to 6443241156011 its reverse (1106511423446), we get a palindrome (7549752579457).

The spelling of 6443241156011 in words is "six trillion, four hundred forty-three billion, two hundred forty-one million, one hundred fifty-six thousand, eleven".