4514021440 has 28 divisors (see below), whose sum is σ = 10749014316. Its totient is φ = 1805608448.

The previous prime is 4514021401. The next prime is 4514021443. The reversal of 4514021440 is 441204154.

It can be written as a sum of positive squares in 2 ways, for example, as 2518433856 + 1995587584 = 50184^2 + 44672^2 .

It is not an unprimeable number, because it can be changed into a prime (4514021443) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7052839 + ... + 7053478.

Almost surely, 2^4514021440 is an apocalyptic number.

4514021440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4514021440 is an abundant number, since it is smaller than the sum of its proper divisors (6234992876).

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

4514021440 is a wasteful number, since it uses less digits than its factorization.

4514021440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14106334 (or 14106324 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 25.

The square root of 4514021440 is about 67186.4676850927. The cubic root of 4514021440 is about 1652.6765789598.

Adding to 4514021440 its reverse (441204154), we get a palindrome (4955225594).

The spelling of 4514021440 in words is "four billion, five hundred fourteen million, twenty-one thousand, four hundred forty".