5440432000 has 64 divisors (see below), whose sum is σ = 13526313840. Its totient is φ = 2176166400.

The previous prime is 5440431989. The next prime is 5440432007. The reversal of 5440432000 is 2340445.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5440432007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 154014 + ... + 186013.

Almost surely, 2^5440432000 is an apocalyptic number.

5440432000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

5440432000 is an abundant number, since it is smaller than the sum of its proper divisors (8085881840).

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

5440432000 is an equidigital number, since it uses as much as digits as its factorization.

5440432000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 340056 (or 340034 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 5440432000 is about 73759.2841613854. The cubic root of 5440432000 is about 1758.7784222981.

Adding to 5440432000 its reverse (2340445), we get a palindrome (5442772445).

The spelling of 5440432000 in words is "five billion, four hundred forty million, four hundred thirty-two thousand".