289384829647 has 2 divisors, whose sum is σ = 289384829648. Its totient is φ = 289384829646.

The previous prime is 289384829627. The next prime is 289384829653. The reversal of 289384829647 is 746928483982.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 289384829647 - 2²⁷ = 289250611919 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (289384829627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 144692414823 + 144692414824.

It is an arithmetic number, because the mean of its divisors is an integer number (144692414824).

Almost surely, 2^289384829647 is an apocalyptic number.

289384829647 is a deficient number, since it is larger than the sum of its proper divisors (1).

289384829647 is an equidigital number, since it uses as much as digits as its factorization.

289384829647 is an evil number, because the sum of its binary digits is even.

The product of its digits is 334430208, while the sum is 70.

The spelling of 289384829647 in words is "two hundred eighty-nine billion, three hundred eighty-four million, eight hundred twenty-nine thousand, six hundred forty-seven".