540501343320 has 128 divisors (see below), whose sum is σ = 1629563443200. Its totient is φ = 143417938944.

The previous prime is 540501343301. The next prime is 540501343379. The reversal of 540501343320 is 23343105045.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 79447039 + ... + 79453841.

It is an arithmetic number, because the mean of its divisors is an integer number (12730964400).

Almost surely, 2^540501343320 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 540501343320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (814781721600).

540501343320 is an abundant number, since it is smaller than the sum of its proper divisors (1089062099880).

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

540501343320 is a wasteful number, since it uses less digits than its factorization.

540501343320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10009 (or 10005 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 30.

Adding to 540501343320 its reverse (23343105045), we get a palindrome (563844448365).

The spelling of 540501343320 in words is "five hundred forty billion, five hundred one million, three hundred forty-three thousand, three hundred twenty".