7373448022009 has 2 divisors, whose sum is σ = 7373448022010. Its totient is φ = 7373448022008.

The previous prime is 7373448021983. The next prime is 7373448022021. The reversal of 7373448022009 is 9002208443737.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5642539412409 + 1730908609600 = 2375403^2 + 1315640^2 .

It is a cyclic number.

It is not a de Polignac number, because 7373448022009 - 2⁷ = 7373448021881 is a prime.

It is not a weakly prime, because it can be changed into another prime (7373448022049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3686724011004 + 3686724011005.

It is an arithmetic number, because the mean of its divisors is an integer number (3686724011005).

Almost surely, 2^{7373448022009} is an apocalyptic number.

It is an amenable number.

7373448022009 is a deficient number, since it is larger than the sum of its proper divisors (1).

7373448022009 is an equidigital number, since it uses as much as digits as its factorization.

7373448022009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2032128, while the sum is 49.

The spelling of 7373448022009 in words is "seven trillion, three hundred seventy-three billion, four hundred forty-eight million, twenty-two thousand, nine".