7445196491573 has 2 divisors, whose sum is σ = 7445196491574. Its totient is φ = 7445196491572.

The previous prime is 7445196491539. The next prime is 7445196491581. The reversal of 7445196491573 is 3751946915447.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5560951599889 + 1884244891684 = 2358167^2 + 1372678^2 .

It is a cyclic number.

It is not a de Polignac number, because 7445196491573 - 2²² = 7445192297269 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7445196491533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3722598245786 + 3722598245787.

It is an arithmetic number, because the mean of its divisors is an integer number (3722598245787).

Almost surely, 2^{7445196491573} is an apocalyptic number.

It is an amenable number.

7445196491573 is a deficient number, since it is larger than the sum of its proper divisors (1).

7445196491573 is an equidigital number, since it uses as much as digits as its factorization.

7445196491573 is an evil number, because the sum of its binary digits is even.

The product of its digits is 114307200, while the sum is 65.

The spelling of 7445196491573 in words is "seven trillion, four hundred forty-five billion, one hundred ninety-six million, four hundred ninety-one thousand, five hundred seventy-three".