542424004243 has 8 divisors (see below), whose sum is σ = 595004535216. Its totient is φ = 490388349600.

The previous prime is 542424004139. The next prime is 542424004249. The reversal of 542424004243 is 342400424245.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-542424004243 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 542424004199 and 542424004208.

It is not an unprimeable number, because it can be changed into a prime (542424004249) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 136216996 + ... + 136220977.

It is an arithmetic number, because the mean of its divisors is an integer number (74375566902).

Almost surely, 2^542424004243 is an apocalyptic number.

542424004243 is a deficient number, since it is larger than the sum of its proper divisors (52580530973).

542424004243 is a wasteful number, since it uses less digits than its factorization.

542424004243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272438165.

The product of its (nonzero) digits is 122880, while the sum is 34.

Adding to 542424004243 its reverse (342400424245), we get a palindrome (884824428488).

The spelling of 542424004243 in words is "five hundred forty-two billion, four hundred twenty-four million, four thousand, two hundred forty-three".