41544644543 has 2 divisors, whose sum is σ = 41544644544. Its totient is φ = 41544644542.

The previous prime is 41544644467. The next prime is 41544644587. The reversal of 41544644543 is 34544644514.

It is a happy number.

It is an a-pointer prime, because the next prime (41544644587) can be obtained adding 41544644543 to its sum of digits (44).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 41544644543 - 2²² = 41540450239 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 41544644494 and 41544644503.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41544634543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20772322271 + 20772322272.

It is an arithmetic number, because the mean of its divisors is an integer number (20772322272).

Almost surely, 2^41544644543 is an apocalyptic number.

41544644543 is a deficient number, since it is larger than the sum of its proper divisors (1).

41544644543 is an equidigital number, since it uses as much as digits as its factorization.

41544644543 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1843200, while the sum is 44.

The spelling of 41544644543 in words is "forty-one billion, five hundred forty-four million, six hundred forty-four thousand, five hundred forty-three".