540243124242 has 32 divisors (see below), whose sum is σ = 1091728186560. Its totient is φ = 178211413440.

The previous prime is 540243124193. The next prime is 540243124249. The reversal of 540243124242 is 242421342045.

It is not an unprimeable number, because it can be changed into a prime (540243124249) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33853 + ... + 1040015.

It is an arithmetic number, because the mean of its divisors is an integer number (34116505830).

Almost surely, 2^540243124242 is an apocalyptic number.

540243124242 is an abundant number, since it is smaller than the sum of its proper divisors (551485062318).

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

540243124242 is a wasteful number, since it uses less digits than its factorization.

540243124242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1007098.

The product of its (nonzero) digits is 61440, while the sum is 33.

Adding to 540243124242 its reverse (242421342045), we get a palindrome (782664466287).

The spelling of 540243124242 in words is "five hundred forty billion, two hundred forty-three million, one hundred twenty-four thousand, two hundred forty-two".