5005421440 has 32 divisors (see below), whose sum is σ = 11966087160. Its totient is φ = 2002168320.

The previous prime is 5005421423. The next prime is 5005421459. The reversal of 5005421440 is 441245005.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 3909846 + ... + 3911125.

Almost surely, 2^5005421440 is an apocalyptic number.

It is an amenable number.

5005421440 is an abundant number, since it is smaller than the sum of its proper divisors (6960665720).

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

5005421440 is an equidigital number, since it uses as much as digits as its factorization.

5005421440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7820990 (or 7820978 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 25.

The square root of 5005421440 is about 70749.0031025173. The cubic root of 5005421440 is about 1710.5937589014.

Adding to 5005421440 its reverse (441245005), we get a palindrome (5446666445).

The spelling of 5005421440 in words is "five billion, five million, four hundred twenty-one thousand, four hundred forty".