289384829644 has 12 divisors (see below), whose sum is σ = 520110572464. Its totient is φ = 140781808944.

The previous prime is 289384829627. The next prime is 289384829647. The reversal of 289384829644 is 446928483982.

It is a self number, because there is not a number n which added to its sum of digits gives 289384829644.

It is not an unprimeable number, because it can be changed into a prime (289384829647) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 977651304 + ... + 977651599.

Almost surely, 2^289384829644 is an apocalyptic number.

It is an amenable number.

289384829644 is a deficient number, since it is larger than the sum of its proper divisors (230725742820).

289384829644 is a wasteful number, since it uses less digits than its factorization.

289384829644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1955302944 (or 1955302942 counting only the distinct ones).

The product of its digits is 191102976, while the sum is 67.

The spelling of 289384829644 in words is "two hundred eighty-nine billion, three hundred eighty-four million, eight hundred twenty-nine thousand, six hundred forty-four".