7064435647 has 2 divisors, whose sum is σ = 7064435648. Its totient is φ = 7064435646.

The previous prime is 7064435633. The next prime is 7064435687. The reversal of 7064435647 is 7465344607.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 7064435647 - 2¹⁹ = 7063911359 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 7064435597 and 7064435606.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7064435617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3532217823 + 3532217824.

It is an arithmetic number, because the mean of its divisors is an integer number (3532217824).

Almost surely, 2^7064435647 is an apocalyptic number.

7064435647 is a deficient number, since it is larger than the sum of its proper divisors (1).

7064435647 is an equidigital number, since it uses as much as digits as its factorization.

7064435647 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1693440, while the sum is 46.

The square root of 7064435647 is about 84050.1971859674. The cubic root of 7064435647 is about 1918.7828337855.

The spelling of 7064435647 in words is "seven billion, sixty-four million, four hundred thirty-five thousand, six hundred forty-seven".