28300044323 has 4 divisors (see below), whose sum is σ = 29789520360. Its totient is φ = 26810568288.

The previous prime is 28300044277. The next prime is 28300044329. The reversal of 28300044323 is 32344000382.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 28300044323 - 2¹⁶ = 28299978787 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (28300044329) 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, 744737990 + ... + 744738027.

It is an arithmetic number, because the mean of its divisors is an integer number (7447380090).

Almost surely, 2^28300044323 is an apocalyptic number.

28300044323 is a deficient number, since it is larger than the sum of its proper divisors (1489476037).

28300044323 is a wasteful number, since it uses less digits than its factorization.

28300044323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1489476036.

The product of its (nonzero) digits is 13824, while the sum is 29.

The spelling of 28300044323 in words is "twenty-eight billion, three hundred million, forty-four thousand, three hundred twenty-three".