10140043655543 has 2 divisors, whose sum is σ = 10140043655544. Its totient is φ = 10140043655542.

The previous prime is 10140043655449. The next prime is 10140043655561. The reversal of 10140043655543 is 34555634004101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10140043655543 - 2¹⁰ = 10140043654519 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10140043655543.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10140043657543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5070021827771 + 5070021827772.

It is an arithmetic number, because the mean of its divisors is an integer number (5070021827772).

Almost surely, 2^{10140043655543} is an apocalyptic number.

10140043655543 is a deficient number, since it is larger than the sum of its proper divisors (1).

10140043655543 is an equidigital number, since it uses as much as digits as its factorization.

10140043655543 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432000, while the sum is 41.

Adding to 10140043655543 its reverse (34555634004101), we get a palindrome (44695677659644).

The spelling of 10140043655543 in words is "ten trillion, one hundred forty billion, forty-three million, six hundred fifty-five thousand, five hundred forty-three".