5439322389 has 16 divisors (see below), whose sum is σ = 7505236800. Its totient is φ = 3499902336.

The previous prime is 5439322387. The next prime is 5439322391. The reversal of 5439322389 is 9832239345.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (5439322387) and next prime (5439322391).

It is not a de Polignac number, because 5439322389 - 2¹ = 5439322387 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5439322387) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 269442 + ... + 288924.

It is an arithmetic number, because the mean of its divisors is an integer number (469077300).

Almost surely, 2^5439322389 is an apocalyptic number.

It is an amenable number.

5439322389 is a deficient number, since it is larger than the sum of its proper divisors (2065914411).

5439322389 is a wasteful number, since it uses less digits than its factorization.

5439322389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22724.

The product of its digits is 1399680, while the sum is 48.

The square root of 5439322389 is about 73751.7619382751. The cubic root of 5439322389 is about 1758.6588427882.

The spelling of 5439322389 in words is "five billion, four hundred thirty-nine million, three hundred twenty-two thousand, three hundred eighty-nine".