1002422066509 has 2 divisors, whose sum is σ = 1002422066510. Its totient is φ = 1002422066508.

The previous prime is 1002422066449. The next prime is 1002422066531. The reversal of 1002422066509 is 9056602242001.

1002422066509 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 736910649225 + 265511417284 = 858435^2 + 515278^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1002422066509 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1002422066209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501211033254 + 501211033255.

It is an arithmetic number, because the mean of its divisors is an integer number (501211033255).

Almost surely, 2^{1002422066509} is an apocalyptic number.

It is an amenable number.

1002422066509 is a deficient number, since it is larger than the sum of its proper divisors (1).

1002422066509 is an equidigital number, since it uses as much as digits as its factorization.

1002422066509 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 51840, while the sum is 37.

The spelling of 1002422066509 in words is "one trillion, two billion, four hundred twenty-two million, sixty-six thousand, five hundred nine".