10044543334391 has 2 divisors, whose sum is σ = 10044543334392. Its totient is φ = 10044543334390.

The previous prime is 10044543334363. The next prime is 10044543334421. The reversal of 10044543334391 is 19343334544001.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10044543334391 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10044543334351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5022271667195 + 5022271667196.

It is an arithmetic number, because the mean of its divisors is an integer number (5022271667196).

Almost surely, 2^{10044543334391} is an apocalyptic number.

10044543334391 is a deficient number, since it is larger than the sum of its proper divisors (1).

10044543334391 is an equidigital number, since it uses as much as digits as its factorization.

10044543334391 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 933120, while the sum is 44.

Adding to 10044543334391 its reverse (19343334544001), we get a palindrome (29387877878392).

The spelling of 10044543334391 in words is "ten trillion, forty-four billion, five hundred forty-three million, three hundred thirty-four thousand, three hundred ninety-one".