289110445404 has 72 divisors (see below), whose sum is σ = 742797903120. Its totient is φ = 87455005440.

The previous prime is 289110445381. The next prime is 289110445423. The reversal of 289110445404 is 404544011982.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 651222 + ... + 1001154.

Almost surely, 2^289110445404 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 289110445404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (371398951560).

289110445404 is an abundant number, since it is smaller than the sum of its proper divisors (453687457716).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

289110445404 is a wasteful number, since it uses less digits than its factorization.

289110445404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350531 (or 350518 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 42.

The spelling of 289110445404 in words is "two hundred eighty-nine billion, one hundred ten million, four hundred forty-five thousand, four hundred four".