7142043845089 has 2 divisors, whose sum is σ = 7142043845090. Its totient is φ = 7142043845088.

The previous prime is 7142043845047. The next prime is 7142043845099. The reversal of 7142043845089 is 9805483402417.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5922141267025 + 1219902578064 = 2433545^2 + 1104492^2 .

It is a cyclic number.

It is not a de Polignac number, because 7142043845089 - 2¹¹ = 7142043843041 is a prime.

It is not a weakly prime, because it can be changed into another prime (7142043845039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3571021922544 + 3571021922545.

It is an arithmetic number, because the mean of its divisors is an integer number (3571021922545).

Almost surely, 2^{7142043845089} is an apocalyptic number.

It is an amenable number.

7142043845089 is a deficient number, since it is larger than the sum of its proper divisors (1).

7142043845089 is an equidigital number, since it uses as much as digits as its factorization.

7142043845089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7741440, while the sum is 55.

The spelling of 7142043845089 in words is "seven trillion, one hundred forty-two billion, forty-three million, eight hundred forty-five thousand, eighty-nine".