542044542134 has 16 divisors (see below), whose sum is σ = 814442743296. Its totient is φ = 270563865000.

The previous prime is 542044542133. The next prime is 542044542163. The reversal of 542044542134 is 431245440245.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542044542131) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 4669619 + ... + 4784289.

It is an arithmetic number, because the mean of its divisors is an integer number (50902671456).

Almost surely, 2^542044542134 is an apocalyptic number.

542044542134 is a deficient number, since it is larger than the sum of its proper divisors (272398201162).

542044542134 is a wasteful number, since it uses less digits than its factorization.

542044542134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118651.

The product of its (nonzero) digits is 307200, while the sum is 38.

Adding to 542044542134 its reverse (431245440245), we get a palindrome (973289982379).

The spelling of 542044542134 in words is "five hundred forty-two billion, forty-four million, five hundred forty-two thousand, one hundred thirty-four".