21334094589 has 8 divisors (see below), whose sum is σ = 28513027552. Its totient is φ = 14188945680.

The previous prime is 21334094581. The next prime is 21334094591. The reversal of 21334094589 is 98549043312.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 21334094589 - 2³ = 21334094581 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21334094581) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8444539 + ... + 8447064.

It is an arithmetic number, because the mean of its divisors is an integer number (3564128444).

Almost surely, 2^21334094589 is an apocalyptic number.

It is an amenable number.

21334094589 is a deficient number, since it is larger than the sum of its proper divisors (7178932963).

21334094589 is a wasteful number, since it uses less digits than its factorization.

21334094589 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16892027.

The product of its (nonzero) digits is 933120, while the sum is 48.

The spelling of 21334094589 in words is "twenty-one billion, three hundred thirty-four million, ninety-four thousand, five hundred eighty-nine".