540421554224 has 80 divisors (see below), whose sum is σ = 1133652069600. Its totient is φ = 248699123712.

The previous prime is 540421554223. The next prime is 540421554259. The reversal of 540421554224 is 422455124045.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is not an unprimeable number, because it can be changed into a prime (540421554223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7579412 + ... + 7650380.

It is an arithmetic number, because the mean of its divisors is an integer number (14170650870).

Almost surely, 2^540421554224 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 540421554224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (566826034800).

540421554224 is an abundant number, since it is smaller than the sum of its proper divisors (593230515376).

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

540421554224 is a wasteful number, since it uses less digits than its factorization.

540421554224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71710 (or 71704 counting only the distinct ones).

The product of its (nonzero) digits is 256000, while the sum is 38.

Adding to 540421554224 its reverse (422455124045), we get a palindrome (962876678269).

The spelling of 540421554224 in words is "five hundred forty billion, four hundred twenty-one million, five hundred fifty-four thousand, two hundred twenty-four".