162243725543 has 2 divisors, whose sum is σ = 162243725544. Its totient is φ = 162243725542.

The previous prime is 162243725521. The next prime is 162243725563. The reversal of 162243725543 is 345527342261.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 162243725543 - 2¹⁰ = 162243724519 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 162243725494 and 162243725503.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (162243725513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81121862771 + 81121862772.

It is an arithmetic number, because the mean of its divisors is an integer number (81121862772).

Almost surely, 2^162243725543 is an apocalyptic number.

162243725543 is a deficient number, since it is larger than the sum of its proper divisors (1).

162243725543 is an equidigital number, since it uses as much as digits as its factorization.

162243725543 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1209600, while the sum is 44.

The spelling of 162243725543 in words is "one hundred sixty-two billion, two hundred forty-three million, seven hundred twenty-five thousand, five hundred forty-three".