540403130242 has 64 divisors (see below), whose sum is σ = 897454131840. Its totient is φ = 242895744000.

The previous prime is 540403130167. The next prime is 540403130243. The reversal of 540403130242 is 242031304045.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 540403130242.

It is not an unprimeable number, because it can be changed into a prime (540403130243) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 197876017 + ... + 197878747.

It is an arithmetic number, because the mean of its divisors is an integer number (14022720810).

Almost surely, 2^540403130242 is an apocalyptic number.

540403130242 is a deficient number, since it is larger than the sum of its proper divisors (357051001598).

540403130242 is a wasteful number, since it uses less digits than its factorization.

540403130242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4867.

The product of its (nonzero) digits is 11520, while the sum is 28.

Adding to 540403130242 its reverse (242031304045), we get a palindrome (782434434287).

The spelling of 540403130242 in words is "five hundred forty billion, four hundred three million, one hundred thirty thousand, two hundred forty-two".