7250471647 has 2 divisors, whose sum is σ = 7250471648. Its totient is φ = 7250471646.

The previous prime is 7250471633. The next prime is 7250471653. The reversal of 7250471647 is 7461740527.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 7250471647 - 2⁷ = 7250471519 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7250471747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3625235823 + 3625235824.

It is an arithmetic number, because the mean of its divisors is an integer number (3625235824).

Almost surely, 2^7250471647 is an apocalyptic number.

7250471647 is a deficient number, since it is larger than the sum of its proper divisors (1).

7250471647 is an equidigital number, since it uses as much as digits as its factorization.

7250471647 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 329280, while the sum is 43.

The square root of 7250471647 is about 85149.7013911382. The cubic root of 7250471647 is about 1935.4802892281.

The spelling of 7250471647 in words is "seven billion, two hundred fifty million, four hundred seventy-one thousand, six hundred forty-seven".