542240243134 has 16 divisors (see below), whose sum is σ = 824223280320. Its totient is φ = 267503876640.

The previous prime is 542240243081. The next prime is 542240243183. The reversal of 542240243134 is 431342042245.

It is a self number, because there is not a number n which added to its sum of digits gives 542240243134.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 951397 + ... + 1410544.

It is an arithmetic number, because the mean of its divisors is an integer number (51513955020).

Almost surely, 2^542240243134 is an apocalyptic number.

542240243134 is a deficient number, since it is larger than the sum of its proper divisors (281983037186).

542240243134 is a wasteful number, since it uses less digits than its factorization.

542240243134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2363475.

The product of its (nonzero) digits is 92160, while the sum is 34.

Adding to 542240243134 its reverse (431342042245), we get a palindrome (973582285379).

The spelling of 542240243134 in words is "five hundred forty-two billion, two hundred forty million, two hundred forty-three thousand, one hundred thirty-four".