5440442430 has 32 divisors (see below), whose sum is σ = 13078406304. Its totient is φ = 1448413056.

The previous prime is 5440442401. The next prime is 5440442437. The reversal of 5440442430 is 342440445.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5440442437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 129529 + ... + 166308.

It is an arithmetic number, because the mean of its divisors is an integer number (408700197).

Almost surely, 2^5440442430 is an apocalyptic number.

5440442430 is an abundant number, since it is smaller than the sum of its proper divisors (7637963874).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5440442430 is a wasteful number, since it uses less digits than its factorization.

5440442430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296460.

The product of its (nonzero) digits is 30720, while the sum is 30.

The square root of 5440442430 is about 73759.3548643153. The cubic root of 5440442430 is about 1758.7795462314.

Adding to 5440442430 its reverse (342440445), we get a palindrome (5782882875).

The spelling of 5440442430 in words is "five billion, four hundred forty million, four hundred forty-two thousand, four hundred thirty".