7605405684089 has 2 divisors, whose sum is σ = 7605405684090. Its totient is φ = 7605405684088.

The previous prime is 7605405684083. The next prime is 7605405684241. The reversal of 7605405684089 is 9804865045067.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5875872960400 + 1729532723689 = 2424020^2 + 1315117^2 .

It is an emirp because it is prime and its reverse (9804865045067) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7605405684089 is a prime.

It is not a weakly prime, because it can be changed into another prime (7605405684083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3802702842044 + 3802702842045.

It is an arithmetic number, because the mean of its divisors is an integer number (3802702842045).

Almost surely, 2^{7605405684089} is an apocalyptic number.

It is an amenable number.

7605405684089 is a deficient number, since it is larger than the sum of its proper divisors (1).

7605405684089 is an equidigital number, since it uses as much as digits as its factorization.

7605405684089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 58060800, while the sum is 62.

The spelling of 7605405684089 in words is "seven trillion, six hundred five billion, four hundred five million, six hundred eighty-four thousand, eighty-nine".