28834705423 has 8 divisors (see below), whose sum is σ = 29832642000. Its totient is φ = 27837011328.

The previous prime is 28834705421. The next prime is 28834705457. The reversal of 28834705423 is 32450743882.

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

It is a cyclic number.

It is not a de Polignac number, because 28834705423 - 2¹ = 28834705421 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 (28834705421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 200440 + ... + 312802.

It is an arithmetic number, because the mean of its divisors is an integer number (3729080250).

Almost surely, 2^28834705423 is an apocalyptic number.

28834705423 is a deficient number, since it is larger than the sum of its proper divisors (997936577).

28834705423 is a wasteful number, since it uses less digits than its factorization.

28834705423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121241.

The product of its (nonzero) digits is 1290240, while the sum is 46.

The spelling of 28834705423 in words is "twenty-eight billion, eight hundred thirty-four million, seven hundred five thousand, four hundred twenty-three".