5623321389 has 32 divisors (see below), whose sum is σ = 8801894400. Its totient is φ = 3191958000.

The previous prime is 5623321381. The next prime is 5623321399. The reversal of 5623321389 is 9831233265.

It is not a de Polignac number, because 5623321389 - 2³ = 5623321381 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5623321389.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5623321381) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 137284 + ... + 173474.

It is an arithmetic number, because the mean of its divisors is an integer number (275059200).

Almost surely, 2^5623321389 is an apocalyptic number.

It is an amenable number.

5623321389 is a deficient number, since it is larger than the sum of its proper divisors (3178573011).

5623321389 is a wasteful number, since it uses less digits than its factorization.

5623321389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36366 (or 36352 counting only the distinct ones).

The product of its digits is 233280, while the sum is 42.

The square root of 5623321389 is about 74988.8084249910. The cubic root of 5623321389 is about 1778.2697267859.

The spelling of 5623321389 in words is "five billion, six hundred twenty-three million, three hundred twenty-one thousand, three hundred eighty-nine".